# List of United States representatives from Massachusetts

The following is an alphabetical list of members of the United States House of Representatives from the commonwealth of Massachusetts. For chronological tables of members of both houses of the United States Congress from the state (through the present day), see United States congressional delegations from Massachusetts. The list of names should be complete, but other data may be incomplete.

## Current representatives

As of January 2025:
* 1st district: Richard Neal (D) (since 1989; 36 years ago (1989))
* 2nd district: Jim McGovern (D) (since 1997; 28 years ago (1997))
* 3rd district: Lori Trahan (D) (since 2019; 6 years ago (2019))
* 4th district: Jake Auchincloss (D) (since 2021; 4 years ago (2021))
* 5th district: Katherine Clark (D) (since 2013; 12 years ago (2013))
* 6th district: Seth Moulton (D) (since 2015; 10 years ago (2015))
* 7th district: Ayanna Pressley (D) (since 2019; 6 years ago (2019))
* 8th district: Stephen F. Lynch (D) (since 2001; 24 years ago (2001))
* 9th district: Bill Keating (D) (since 2011; 14 years ago (2011))

## List of members

| Member | Party | District | Years | Electoral history |
| Amos Abbott | Whig | 3rd | March 4, 1843 – March 3, 1849 | First elected in 1842. Retired. |
| Josiah Abbott | Democratic | 4th | July 28, 1876 – March 3, 1877 | Successfully contested Rufus S. Frost's election. Retired. |
| Benjamin Adams | Federalist | 11th | December 2, 1816 – March 3, 1821 | First elected to finish Elijah Brigham's term. Lost re-election to Johnathan Russell. |
| Charles F. Adams Sr. | Republican | 3rd | March 4, 1859 – May 1, 1861 | First elected in 1858. Resigned to become U.S. Minister to England. |
| John Quincy Adams | Anti-Jacksonian | 11th | March 4, 1831 – March 3, 1833 | First elected in 1830. Died. |
| John Quincy Adams | Anti-Masonic | 12th | March 4, 1833 – March 3, 1837 | First elected in 1830. Died. |
| John Quincy Adams | Whig | 12th | March 4, 1837 – March 3, 1843 | First elected in 1830. Died. |
| John Quincy Adams | Whig | 8th | March 4, 1843 – February 23, 1848 | First elected in 1830. Died. |
| Charles Allen | Free Soil | 5th | March 4, 1849 – March 3, 1853 | First elected in 1848. Retired. |
| Charles H. Allen | Republican | 8th | March 4, 1885 – March 3, 1889 | First elected in 1884. Retired. |
| Joseph Allen | Federalist | 10th | October 8, 1810 – March 3, 1811 | First elected to finish Jabez Upham's term. Retired. |
| Samuel C. Allen | Federalist | 6th | March 4, 1817 – March 3, 1823 | First elected in 1816. Retired. |
| Samuel C. Allen | Federalist | 7th | March 4, 1823 – March 3, 1825 | First elected in 1816. Retired. |
| Samuel C. Allen | Anti-Jacksonian | 7th | March 4, 1825 – March 3, 1829 | First elected in 1816. Retired. |
| John B. Alley | Republican | 6th | March 4, 1859 – March 3, 1863 | First elected in 1858. Retired. |
| John B. Alley | Republican | 5th | March 4, 1863 – March 3, 1867 | First elected in 1858. Retired. |
| James C. Alvord | Whig | 6th | March 4, 1839 – September 27, 1839 | First elected in 1838. Died. |
| Butler Ames | Republican | 5th | March 4, 1903 – March 3, 1913 | First elected in 1902. Retired. |
| Fisher Ames | Pro-Administration | 1st | March 4, 1789 – March 3, 1795 | First elected in 1788. Retired. |
| Fisher Ames | Federalist | 8th | March 4, 1795 – March 3, 1797 | First elected in 1788. Retired. |
| Oakes Ames | Republican | 2nd | March 4, 1863 – March 3, 1873 | First elected in 1862. Retired. |
| Abram Andrew | Republican | 6th | September 27, 1921 – June 3, 1936 | First elected to finish Willfred W. Lufkin's term. Died. |
| John F. Andrew | Democratic | 3rd | March 4, 1889 – March 3, 1893 | First elected in 1888. Lost re-election to Joseph H. Walker. |
| Nathan Appleton | Anti-Jacksonian | 1st | March 4, 1831 – March 3, 1833 | First elected in 1830. Retired. |
| Nathan Appleton | Whig | 1st | June 9, 1842 – September 28, 1842 | First elected to finish Robert C. Winthrop's term. Resigned. |
| William Appleton | Whig | 1st | March 4, 1851 – March 3, 1853 | First elected in 1850. Lost re-election to Anson Burlingame. |
| William Appleton | Whig | 5th | March 4, 1853 – March 3, 1855 | First elected in 1850. Lost re-election to Anson Burlingame. |
| William Appleton | Constitutional Union | 5th | March 4, 1861 – September 27, 1861 | First elected in 1860. Resigned because of failing health. |
| Louis D. Apsley | Republican | 4th | March 4, 1893 – March 3, 1897 | First elected in 1892. Retired. |
| George Ashmun | Whig | 6th | March 4, 1845 – March 3, 1851 | First elected in 1844. Retired. |
| Chester G. Atkins | Democratic | 5th | January 3, 1985 – January 3, 1993 | First elected in 1984. Lost renomination to Marty Meehan. |
| Harrison H. Atwood | Republican | 10th | March 4, 1895 – March 3, 1897 | First elected in 1894. Lost renomination to Samuel J. Barrows. |
| Jake Auchincloss | Democratic | 4th | January 3, 2021 – present | First elected in 2020. Incumbent. |
| Ezekiel Bacon | Democratic-Republican | 12th | September 16, 1807 – March 3, 1813 | First elected to finish Barnabas Bidwell's term. Retired. |
| John Bacon | Democratic-Republican | 1st | March 4, 1801 – March 3, 1803 | First elected in 1800. [data missing] |
| Goldsmith Bailey | Republican | 9th | March 4, 1861 – May 8, 1862 | First elected in 1860. Died. |
| John Bailey | Democratic-Republican | 10th | March 4, 1823 – March 18, 1824 | First elected in 1823. Ruled ineligible to serve because not a resident of the district. |
| John Bailey | Anti-Jacksonian | 10th | December 13, 1824 – March 3, 1831 | First elected to finish his own term. Retired. |
| Osmyn Baker | Whig | 6th | January 14, 1840 – March 3, 1845 | First elected to finish James C. Alvord's term. Retired. |
| John D. Baldwin | Republican | 8th | March 4, 1863 – March 3, 1869 | First elected in 1862. Retired. |
| Nathaniel P. Banks | Democratic | 7th | March 4, 1853 – March 4, 1855 | First elected in 1852. Resigned to become Governor of Massachusetts. |
| Nathaniel P. Banks | Know Nothing | 7th | March 4, 1855 – March 4, 1857 | First elected in 1852. Resigned to become Governor of Massachusetts. |
| Nathaniel P. Banks | Republican | 7th | March 4, 1857 – December 24, 1857 | First elected in 1852. Resigned to become Governor of Massachusetts. |
| Nathaniel P. Banks | Republican | 6th | December 4, 1865 – March 3, 1873 | First elected to finish Daniel W. Gooch's term. Lost re-election to Benjamin F. Butler |
| Nathaniel P. Banks | Independent | 5th | March 4, 1875 – March 3, 1877 | Again elected in 1874. Lost renomination to Selwyn Z. Bowman. |
| Nathaniel P. Banks | Republican | 5th | March 4, 1877 – March 3, 1879 | Again elected in 1874. Lost renomination to Selwyn Z. Bowman. |
| Nathaniel P. Banks | Republican | 5th | March 4, 1889 – March 3, 1891 | Again elected in 1888. Retired. |
| Joseph Barker | Democratic-Republican | 7th | March 4, 1805 – March 3, 1809 | First elected in 1804. Retired. |
| William Barrett | Republican | 7th | March 4, 1895 – March 3, 1899 | First elected in 1894. Retired. |
| Samuel J. Barrows | Republican | 10th | March 4, 1897 – March 3, 1899 | First elected in 1896. Lost re-election to Henry F. Naphen. |
| Gideon Barstow | Democratic-Republican | 2nd | March 4, 1821 – March 3, 1823 | First elected late in 1821. Retired. |
| Bailey Bartlett | Federalist | 11th | November 27, 1797 – March 3, 1801 | First elected to finish Theophilus Bradbury's term. Retired. |
| George J. Bates | Republican | 6th | January 3, 1937 – November 1, 1949 | First elected in 1936. Died. |
| Isaac C. Bates | Anti-Jacksonian | 8th | March 4, 1827 – March 3, 1835 | First elected in 1827 on the third ballot. Retired. |
| William H. Bates | Republican | 6th | February 14, 1950 – June 22, 1969 | First elected to finish George J. Bates's term. Died. |
| Francis Baylies | Federalist | 10th | March 4, 1821 – March 3, 1823 | First elected in 1820. Lost re-election to James L. Hodges. |
| Francis Baylies | Federalist | 12th | March 4, 1823 – March 3, 1825 | First elected in 1820. Lost re-election to James L. Hodges. |
| Francis Baylies | Jacksonian | 12th | March 4, 1825 – March 3, 1827 | First elected in 1820. Lost re-election to James L. Hodges. |
| William Baylies | Federalist | 7th | March 4, 1809 – June 28, 1809 | First elected in 1808. Succeeded by Charles Turner, Jr., who contested the election. |
| William Baylies | Federalist | 7th | March 4, 1813 – March 4, 1815 | [data missing] |
| William Baylies | Federalist | 8th | March 4, 1815 – March 4, 1817 | [data missing] |
| William Baylies | Anti-Jacksonian | 10th | March 4, 1833 – March 4, 1835 | [data missing] Lost re-election to Nathaniel B. Borden. |
| Barnabas Bidwell | Democratic-Republican | 12th | March 4, 1805 – July 13, 1807 | First elected in 1804. Resigned to become Massachusetts Attorney General. |
| Abijah Bigelow | Federalist | 11th | October 8, 1810 – March 3, 1815 | First elected to finish William Stedman's term. [data missing] |
| Lewis Bigelow | Federalist | 12th | March 4, 1821 – March 3, 1823 | First elected in 1820. Lost re-election to Francis Baylies. |
| Phanuel Bishop | Democratic-Republican | 7th | March 4, 1799 – March 4, 1803 | First elected in 1798. [data missing] |
| Phanuel Bishop | Democratic-Republican | 9th | March 4, 1803 – March 4, 1807 | First elected in 1798. [data missing] |
| Peter I. Blute | Republican | 3rd | January 3, 1993 – January 3, 1997 | First elected in 1992. Lost re-election to Jim McGovern. |
| Edward Boland | Democratic | 2nd | January 3, 1953 – January 3, 1989 | First elected in 1952. Retired. |
| Nathaniel B. Borden | Jacksonian | 10th | March 4, 1835 – March 3, 1837 | First elected in 1834. Lost re-election as a Whig. |
| Nathaniel B. Borden | Democratic | 10th | March 4, 1837 – March 3, 1839 | First elected in 1834. Lost re-election as a Whig. |
| Nathaniel B. Borden | Whig | 10th | March 4, 1841 – March 3, 1843 | [data missing] |
| Shearjashub Bourne | Pro-Administration | 5th | March 4, 1791 – March 3, 1793 | First elected in 1790. [data missing] |
| Shearjashub Bourne | Pro-Administration | 3rd | March 4, 1793 – March 3, 1795 | First elected in 1790. [data missing] |
| George S. Boutwell | Republican | 7th | March 4, 1863 – March 12, 1869 | First elected in 1862. Resigned to become U.S. Secretary of the Treasury. |
| Henry L. Bowles | Republican | 2nd | September 23, 1925 – March 3, 1929 | First elected to finish George B. Churchill's term. Retired. |
| Selwyn Z. Bowman | Republican | 5th | March 4, 1879 – March 3, 1883 | First elected in 1878. Lost re-election to Leopold Morse. |
| George Bradbury | Federalist | 15th | March 4, 1813 – March 3, 1817 | First elected in 1812. Lost renomination to Ezekiel Whitman. |
| Theophilus Bradbury | Federalist | 11th | March 4, 1795 – July 24, 1797 | First elected in 1794. Resigned to become a State justice. |
| George N. Briggs | Anti-Jacksonian | 9th | March 4, 1831 – March 3, 1833 | First elected in 1830. Retired. |
| George N. Briggs | Anti-Jacksonian | 7th | March 4, 1833 – March 3, 1837 | First elected in 1830. Retired. |
| George N. Briggs | Whig | 7th | March 4, 1837 – March 3, 1843 | First elected in 1830. Retired. |
| Elijah Brigham | Federalist | 10th | March 4, 1811 – March 3, 1815 | First elected in 1810. Died. |
| Elijah Brigham | Federalist | 11th | March 4, 1815 – February 22, 1816 | First elected in 1810. Died. |
| George M. Brooks | Republican | 7th | November 2, 1869 – May 13, 1872 | First elected to finish George S. Boutwell's term. Resigned to become Probate Judge for Middlesex County. |
| Benjamin Brown | Federalist | 16th | March 4, 1815 – March 3, 1817 | First elected in 1814. [data missing] |
| Phineas Bruce | Federalist | 17th | Did not serve | Elected to serve starting March 4, 1803, but prevented by illness from qualifying. |
| James Buffinton | Know Nothing | 2nd | March 4, 1855 – March 3, 1857 | First elected in 1854. Died. |
| James Buffinton | Republican | 2nd | March 4, 1857 – March 3, 1863 | First elected in 1854. Died. |
| James Buffinton | Republican | 1st | March 4, 1869 – March 7, 1875 | First elected in 1854. Died. |
| Anson Burlingame | Know Nothing | 5th | March 4, 1855 – March 3, 1857 | First elected in 1854. Resigned to become U.S. Minister to China. |
| Anson Burlingame | Republican | 5th | March 4, 1857 – March 3, 1861 | First elected in 1854. Resigned to become U.S. Minister to China. |
| Stephen Bullock | Federalist | 7th | March 4, 1797 – March 3, 1799 | First elected in 1796. [data missing] |
| James A. Burke | Democratic | 13th | January 3, 1959 – January 3, 1963 | First elected in 1958. Retired. |
| James A. Burke | Democratic | 11th | January 3, 1963 – January 3, 1979 | First elected in 1958. Retired. |
| Barker Burnell | Whig | 11th | March 4, 1841 – March 3, 1843 | First elected in 1840. Died. |
| Barker Burnell | Whig | 10th | March 4, 1843 – June 15, 1843 | First elected in 1840. Died. |
| Edward Burnett | Democratic | 9th | March 4, 1887 – March 3, 1889 | First elected in 1884. Lost re-election to John W. Candler. |
| Benjamin F. Butler | Republican | 5th | March 4, 1867 – March 3, 1873 | First elected in 1866. Lost re-election to Charles Thompson. |
| Benjamin F. Butler | Republican | 6th | March 4, 1873 – March 3, 1875 | First elected in 1866. Lost re-election to Charles Thompson. |
| Benjamin F. Butler | Republican | 7th | March 4, 1877 – March 3, 1879 | First elected in 1876. Retired in to run for Governor of Massachusetts. |
| William B. Calhoun | Anti-Jacksonian | 8th | March 4, 1835 – March 3, 1837 | First elected in 1834. Retired. |
| William B. Calhoun | Whig | 8th | March 4, 1837 – March 3, 1843 | First elected in 1834. Retired. |
| John W. Candler | Republican | 8th | March 4, 1881 – March 3, 1883 | First elected in 1880. Lost re-election to Theodore Lyman. |
| John W. Candler | Republican | 9th | March 4, 1889 – March 3, 1891 | First elected in 1888. Lost re-election to George F. Williams. |
| Mike Capuano | Democratic | 8th | January 3, 1999 – January 3, 2013 | First elected in 1998. Lost renomination to Ayanna Pressley. |
| Mike Capuano | Democratic | 7th | January 3, 2013 – January 3, 2019 | First elected in 1998. Lost renomination to Ayanna Pressley. |
| Francis Carr | Democratic-Republican | 17th | April 6, 1812 – March 3, 1813 | First elected to finish Barzillai Gannett's term. Lost re-election to Abiel Wood. |
| James Carr | Federalist | 17th | March 4, 1815 – March 3, 1817 | First elected in 1815. [data missing] |
| William Henry Carter | Republican | 13th | March 4, 1915 – March 3, 1919 | First elected in 1914. Retired. |
| Joseph E. Casey | Democratic | 3rd | January 3, 1935 – January 3, 1943 | First elected in 1934. Retired. |
| Calvin C. Chaffee | Know Nothing | 10th | March 4, 1855 – March 3, 1857 | First elected in 1854. [data missing] |
| Calvin C. Chaffee | Republican | 10th | March 4, 1857 – March 3, 1859 | First elected in 1854. [data missing] |
| John Chandler | Democratic-Republican | 17th | March 4, 1805 – March 3, 1809 | First elected in 1804. Retired. |
| Chester W. Chapin | Democratic | 11th | March 4, 1875 – March 3, 1877 | First elected in 1874. Lost re-election to George D. Robinson. |
| Rufus Choate | Anti-Jacksonian | 2nd | March 4, 1831 – June 30, 1834 | First elected in 1830. Resigned. |
| George B. Churchill | Republican | 2nd | March 4, 1925 – July 1, 1925 | First elected in 1924. Died. |
| William Claflin | Republican | 8th | March 4, 1877 – March 3, 1881 | First elected in 1876. Retired. |
| Katherine Clark | Democratic | 5th | December 10, 2013 – present | First elected to finish Ed Markey's term. Incumbent |
| Charles Clason | Republican | 2nd | January 3, 1937 – January 3, 1949 | First elected in 1936. Lost re-election to Foster Furcolo. |
| David Cobb | Pro-Administration | At large | March 4, 1793 – March 3, 1795 | First elected in 1792. Redistricted to the 7th district but lost re-election. |
| Peleg Coffin Jr. | Pro-Administration | 3rd | March 4, 1793 – March 3, 1795 | First elected in 1792. [data missing] |
| William Cogswell | Republican | 7th | March 4, 1887 – March 3, 1893 | First elected in 1886. Died. |
| William Cogswell | Republican | 6th | March 4, 1893 – May 22, 1895 | First elected in 1886. Died. |
| Patrick A. Collins | Democratic | 4th | March 4, 1883 – March 3, 1889 | First elected in 1882. Retired. |
| Linus B. Comins | Know Nothing | 4th | March 4, 1855 – March 3, 1857 | First elected in 1854. [data missing] |
| Linus B. Comins | Republican | 4th | March 4, 1857 – March 3, 1859 | First elected in 1854. [data missing] |
| Samuel S. Conner | Democratic-Republican | 19th | March 4, 1815 – March 3, 1817 | First elected in 1815. [data missing] |
| Lawrence J. Connery | Democratic | 7th | September 28, 1937 – October 19, 1941 | First elected to finish William P. Connery Jr.'s term. Died. |
| William P. Connery Jr. | Democratic | 7th | March 4, 1923 – June 15, 1937 | First elected in 1922. Died. |
| Joseph A. Conry | Democratic | 9th | March 4, 1901 – March 3, 1903 | First elected in 1900. Lost re-election to John A. Keliher. |
| Silvio O. Conte | Republican | 1st | January 3, 1959 – February 8, 1991 | First elected in 1958. Died. |
| Orchard Cook | Democratic-Republican | 16th | March 4, 1805 – March 3, 1811 | First elected in 1804. Retired. |
| Frederick S. Coolidge | Democratic | 11th | March 4, 1891 – March 3, 1893 | First elected in 1890. Lost re-election to William F. Draper. |
| William W. Crapo | Republican | 1st | November 2, 1875 – March 3, 1883 | [data missing] Retired. |
| Alvah Crocker | Republican | 9th | January 2, 1872 – March 3, 1873 | [data missing] Died. |
| Alvah Crocker | Republican | 10th | March 4, 1873 – December 26, 1874 | [data missing] Died. |
| Samuel L. Crocker | Whig | 2nd | March 4, 1853 – March 3, 1855 | First elected in 1852. Lost re-election to James Buffinton. |
| Paul W. Cronin | Republican | 5th | January 3, 1973 – January 3, 1975 | First elected in 1972. Lost re-election to Paul Tsongas. |
| John Crosby | Democratic | 12th | March 4, 1891 – March 3, 1893 | First elected in 1890. Lost re-election to Elijah A. Morse. |
| Benjamin W. Crowninshield | Democratic-Republican | 2nd | March 4, 1823 – March 3, 1825 | First elected in 1823. Lost re-election to Rufus Choate. |
| Benjamin W. Crowninshield | Anti-Jacksonian | 2nd | March 4, 1825 – March 3, 1831 | First elected in 1823. Lost re-election to Rufus Choate. |
| Jacob Crowninshield | Democratic-Republican | 2nd | March 4, 1803 – April 15, 1808 | First elected in 1802. Died. |
| James Michael Curley | Democratic | 10th | March 4, 1911 – March 3, 1913 | First elected in 1910. Resigned to become Mayor of Boston. |
| James Michael Curley | Democratic | 12th | March 4, 1913 – February 4, 1914 | First elected in 1910. Resigned to become Mayor of Boston. |
| James Michael Curley | Democratic | 11th | March 4, 1943 – March 3, 1947 | First elected in 1942. Retired to become Mayor of Boston. |
| Laurence Curtis | Republican | 10th | January 3, 1953 – January 3, 1963 | First elected in 1952. Retired. |
| Caleb Cushing | Anti-Jacksonian | 3rd | March 4, 1835 – March 3, 1837 | First elected in 1834. Retired. |
| Caleb Cushing | Whig | 3rd | March 4, 1837 – March 3, 1843 | First elected in 1834. Retired. |
| Joshua Cushman | Democratic-Republican | 19th | March 4, 1819 – March 3, 1821 | First elected in 1818. District moved to Maine. |
| Manasseh Cutler | Federalist | 11th | March 4, 1801 – March 3, 1803 | First elected in 1800. Retired. |
| Manasseh Cutler | Federalist | 3rd | March 4, 1803 – March 3, 1805 | First elected in 1800. Retired. |
| Richard Cutts | Democratic-Republican | 14th | March 4, 1801 – March 3, 1813 | First elected in 1800. Lost re-election to Cyrus King. |
| Frederick W. Dallinger | Republican | 8th | March 4, 1915 – March 3, 1925 | First elected in 1914. Retired to run for U.S. senator. |
| Frederick W. Dallinger | Republican | 8th | November 2, 1926 – October 1, 1932 | Again elected to finish Harry Irving Thayer's term. Resigned to become judge of the U.S. Customs Court. |
| William S. Damrell | Know Nothing | 3rd | March 4, 1855 – March 3, 1857 | First elected in 1854. Retired, possibly due to illness. |
| William S. Damrell | Republican | 3rd | March 4, 1857 – March 3, 1859 | First elected in 1854. Retired, possibly due to illness. |
| Samuel Dana | Democratic-Republican | 4th | September 22, 1814 – March 3, 1815 | First elected to finish William M. Richardson's term. Lost re-election to Asahel Stearns. |
| George T. Davis | Whig | 6th | March 4, 1851 – March 3, 1853 | First elected in 1850. Retired. |
| John Davis | Anti-Jacksonian | 5th | March 4, 1825 – March 3, 1829 | First elected in 1825. Resigned when elected Governor of Massachusetts. |
| John Davis | Anti-Jacksonian | 5th | March 4, 1829 – January 14, 1834 | First elected in 1825. Resigned when elected Governor of Massachusetts. |
| Robert T. Davis | Republican | 1st | March 4, 1883 – March 3, 1889 | First elected in 1882. Retired. |
| Samuel Davis | Federalist | 16th | March 4, 1813 – March 3, 1815 | First elected in 1812. [data missing] |
| Timothy Davis | Know Nothing | 6th | March 4, 1855 – March 3, 1857 | First elected in 1854. [data missing] |
| Timothy Davis | Republican | 6th | March 4, 1857 – March 3, 1859 | First elected in 1854. [data missing] |
| Henry L. Dawes | Republican | 11th | March 4, 1857 – March 3, 1863 | First elected in 1856. Retired to run for U.S. senator. |
| Henry L. Dawes | Republican | 10th | March 4, 1863 – March 3, 1873 | First elected in 1856. Retired to run for U.S. senator. |
| Henry L. Dawes | Republican | 11th | March 4, 1873 – March 3, 1875 | First elected in 1856. Retired to run for U.S. senator. |
| Benjamin Dean | Democratic | 3rd | March 28, 1878 – March 3, 1879 | Successfully contested Walbridge A. Field's election. Retired. |
| Josiah Dean | Democratic-Republican | 9th | March 4, 1807 – March 3, 1809 | First elected in 1806. [data missing] |
| Henry Dearborn | Anti-Administration | 4th | March 4, 1793 – March 3, 1795 | First elected in 1792. [data missing] |
| Henry Dearborn | Democratic-Republican | 12th | March 4, 1795 – March 3, 1797 | First elected in 1792. [data missing] |
| Henry A.S. Dearborn | Anti-Jacksonian | 10th | March 4, 1831 – March 3, 1833 | First elected in 1830. Lost re-election to William Baylies. |
| Frederick Simpson Deitrick | Democratic | 8th | March 4, 1913 – March 3, 1915 | First elected in 1912. Lost re-election to Frederick Dallinger. |
| William Delahunt | Democratic | 10th | January 3, 1997 – January 3, 2011 | First elected in 1996. Retired. |
| Charles Delano | Republican | 10th | March 4, 1859 – March 3, 1863 | First elected in 1858. Retired. |
| Daniel Dewey | Federalist | 12th | March 4, 1813 – February 24, 1814 | First elected in 1812. Died. |
| Alexander DeWitt | Free Soil | 9th | March 4, 1853 – March 3, 1855 | First elected in 1852. Lost re-election to Eli Thayer. |
| Alexander DeWitt | Know Nothing | 9th | March 4, 1855 – March 3, 1857 | First elected in 1852. Lost re-election to Eli Thayer. |
| Samuel Dexter | Pro-Administration | 1st | March 4, 1793 – March 3, 1795 | First elected in 1792. [data missing] |
| Edward Dickinson | Whig | 10th | March 4, 1853 – March 3, 1855 | First elected in 1852. [data missing] |
| Brian J. Donnelly | Democratic | 11th | January 3, 1979 – January 3, 1993 | First elected in 1978. Retired. |
| Harold Donohue | Democratic | 4th | January 3, 1947 – January 3, 1973 | [data missing] Retired. |
| Harold Donohue | Democratic | 3rd | January 3, 1973 – December 31, 1974 | [data missing] Retired. |
| John J. Douglass | Democratic | 10th | March 4, 1925 – March 3, 1933 | First elected in 1924. Lost renomination to John P. Higgins. |
| John J. Douglass | Democratic | 11th | March 3, 1933 – January 3, 1935 | First elected in 1924. Lost renomination to John P. Higgins. |
| Edward Dowse | Democratic-Republican | 13th | March 4, 1819 – May 26, 1820 | First elected in 1818. Resigned. |
| William F. Draper | Republican | 11th | March 3, 1893 – March 4, 1897 | First elected in 1892. Retired. |
| Robert Drinan | Democratic | 3rd | January 3, 1971 – January 3, 1973 | First elected in 1970. Retired on the orders of the Pope. |
| Robert Drinan | Democratic | 4th | January 3, 1973 – January 3, 1981 | First elected in 1970. Retired on the orders of the Pope. |
| James H. Duncan | Whig | 3rd | March 4, 1849 – March 3, 1853 | First elected in 1848. [data missing] |
| Henry W. Dwight | Federalist | 7th | March 4, 1821 – March 3, 1823 | First elected in 1820. Retired. |
| Henry W. Dwight | Federalist | 9th | March 4, 1823 – March 3, 1825 | First elected in 1820. Retired. |
| Henry W. Dwight | Anti-Jacksonian | 9th | March 4, 1825 – March 3, 1831 | First elected in 1820. Retired. |
| Thomas Dwight | Federalist | 5th | March 4, 1803 – March 3, 1805 | First elected in 1802. [data missing] |
| Joseph D. Early | Democratic | 3rd | January 3, 1975 – January 3, 1993 | First elected in 1974. Lost re-election to Peter Blute. |
| J. Wiley Edmands | Whig | 3rd | March 4, 1853 – March 3, 1855 | First elected in 1852. Retired. |
| Samuel A. Eliot | Whig | 1st | August 22, 1850 – March 3, 1851 | [data missing] Retired. |
| Thomas D. Eliot | Whig | 1st | April 17, 1854 – March 3, 1855 | [data missing] Retired. |
| Thomas D. Eliot | Republican | 1st | March 4, 1859 – March 3, 1869 | First elected in 1858. Retired again. |
| Thomas H. Eliot | Democratic | 9th | January 3, 1941 – January 3, 1943 | First elected in 1940. Lost renomination to James M. Curley. |
| Fredrick D. Ely | Republican | 9th | March 4, 1885 – March 3, 1887 | First elected in 1884. Lost re-election to Edward Burnett. |
| William Ely | Federalist | 5th | March 4, 1805 – March 3, 1815 | First elected in 1804. [data missing] |
| Constantine C. Esty | Republican | 7th | December 2, 1872 – March 3, 1873 | [data missing] Retired. |
| William Eustis | Democratic-Republican | 8th | March 4, 1801 – March 3, 1803 | First elected in 1800. Lost re-election to Lemuel Williams. |
| William Eustis | Democratic-Republican | 1st | March 4, 1803 – March 3, 1805 | First elected in 1800. Lost re-election to Lemuel Williams. |
| William Eustis | Democratic-Republican | 13th | August 21, 1820 – March 3, 1823 | [data missing] Retired to run for Governor of Massachusetts. |
| Edward Everett | Anti-Jacksonian | 4th | March 4, 1825 – March 3, 1835 | First elected in 1824. Retired. |
| William Everett | Democratic | 7th | April 25, 1893 – March 3, 1895 | [data missing] Retired. |
| Francis B. Fay | Whig | 2nd | December 13, 1852 – March 3, 1853 | [data missing] Retired. |
| Walbridge A. Field | Republican | 3rd | March 4, 1877 – March 28, 1878 | First elected in 1876. Lost election contest to Benjamin Dean. |
| Walbridge A. Field | Republican | 3rd | March 4, 1879 – March 3, 1881 | Again elected in 1878. Became justice of the Supreme Judicial Court. |
| John F. Fitzgerald | Democratic | 9th | March 4, 1895 – March 3, 1901 | First elected in 1894. Retired. |
| John F. Fitzgerald | Democratic | 10th | March 4, 1919 – October 23, 1919 | First elected in 1918. Peter Tague successfully contested his election. |
| Thomas A. Flaherty | Democratic | 11th | December 14, 1937 – January 3, 1943 | First elected to finish John P. Higgins's term. Retired. |
| Richard Fletcher | Whig | 1st | March 4, 1837 – March 3, 1839 | First elected in 1836. Retired. |
| Walter Folger Jr. | Democratic-Republican | 9th | March 4, 1817 – March 3, 1821 | First elected in 1816. [data missing] |
| Eugene Foss | Democratic | 14th | March 22, 1910 – January 4, 1911 | [data missing] Resigned to become Governor. |
| Frank H. Foss | Republican | 3rd | March 4, 1925 – January 3, 1935 | First elected in 1924. Lost re-election to Joseph Casey. |
| Dwight Foster | Pro-Administration | 2nd | March 4, 1793 – March 3, 1795 | First elected in 1792. Resigned when elected U.S. senator. |
| Dwight Foster | Federalist | 4th | March 4, 1795 – June 6, 1800 | First elected in 1792. Resigned when elected U.S. senator. |
| Orin Fowler | Whig | 9th | March 4, 1849 – September 3, 1852 | First elected in 1848. Died. |
| Barney Frank | Democratic | 4th | January 3, 1981 – January 3, 2013 | First elected in 1980. Retired. |
| Nathaniel Freeman Jr. | Democratic-Republican | 5th | March 4, 1795 – March 3, 1799 | First elected in 1794. [data missing] |
| Rufus S. Frost | Republican | 4th | March 4, 1875 – July 28, 1876 | First elected in 1874. Lost election contest to Josiah Abbott. |
| Louis A. Frothingham | Republican | 14th | March 4, 1921 – August 23, 1928 | First elected in 1920. Died. |
| Alvan T. Fuller | Republican | 9th | March 4, 1917 – January 5, 1921 | First elected in 1916. Resigned to become Lieutenant Governor. |
| Timothy Fuller | Democratic-Republican | 4th | March 4, 1817 – March 3, 1825 | First elected in 1816. [data missing] |
| Foster Furcolo | Democratic | 2nd | January 3, 1949 – September 30, 1952 | First elected in 1948. Resigned to become state Treasurer. |
| Joshua Gage | Democratic-Republican | 19th | March 4, 1817 – March 3, 1819 | First elected in 1816. [data missing] |
| James A. Gallivan | Democratic | 12th | April 7, 1914 – April 3, 1928 | First elected to finish James Michael Curley's term. Died. |
| Barzillai Gannett | Democratic-Republican | 17th | March 4, 1809 – 1812 | First elected in 1808. Resigned. |
| Augustus P. Gardner | Republican | 6th | November 4, 1902 – May 15, 1917 | [data missing] Resigned to join the U.S. Army during World War I. |
| Gideon Gardner | Democratic-Republican | 8th | March 4, 1809 – March 3, 1811 | First elected in 1808. [data missing] |
| Elbridge Gerry | Anti-Administration | 3rd | March 4, 1789 – March 3, 1793 | First elected in 1788. Retired. |
| Charles L. Gifford | Republican | 16th | November 7, 1922 – March 4, 1933 | First elected to finish Joseph Walsh's term. Died. |
| Charles L. Gifford | Republican | 15th | March 4, 1933 – January 3, 1943 | First elected to finish Joseph Walsh's term. Died. |
| Charles L. Gifford | Republican | 9th | January 3, 1943 – August 23, 1947 | First elected to finish Joseph Walsh's term. Died. |
| Frederick H. Gillett | Republican | 2nd | March 4, 1893 – March 3, 1925 | First elected in 1892. Retired to run for U.S. senator. |
| Edward Gilmore | Democratic | 14th | March 4, 1913 – March 3, 1915 | First elected in 1912. [data missing] |
| Daniel W. Gooch | Republican | 7th | January 31, 1858 – March 3, 1863 | [data missing] Resigned. |
| Daniel W. Gooch | Republican | 6th | March 4, 1863 – September 1, 1865 | [data missing] Resigned. |
| Daniel W. Gooch | Republican | 5th | March 4, 1873 – March 3, 1875 | [data missing] Lost re-election to Nathaniel P. Banks. |
| Benjamin Goodhue | Pro-Administration | 2nd | March 4, 1789 – March 3, 1793 | First elected in 1788. Resigned. |
| Benjamin Goodhue | Pro-Administration | 1st | March 4, 1793 – March 3, 1795 | First elected in 1788. Resigned. |
| Benjamin Goodhue | Federalist | 10th | March 4, 1795 – June 1796 | First elected in 1788. Resigned. |
| John Z. Goodrich | Whig | 7th | March 4, 1851 – March 3, 1853 | First elected in 1850. [data missing] |
| John Z. Goodrich | Whig | 11th | March 4, 1853 – March 3, 1855 | First elected in 1850. [data missing] |
| Angier L. Goodwin | Republican | 8th | January 3, 1943 – March 3, 1955 | First elected in 1942. Lost re-election to Torbert H. Macdonald. |
| Benjamin Gorham | Democratic-Republican | 1st | November 6, 1820 – March 3, 1823 | First elected to finish Jonathan Mason's term. [data missing] |
| Benjamin Gorham | Anti-Jacksonian | 1st | July 23, 1827 – March 3, 1831 | Again elected to finish Daniel Webster's term. [data missing] |
| Benjamin Gorham | Anti-Jacksonian | 1st | March 4, 1833 – March 3, 1835 | Again elected in 1833. [data missing] |
| William J. Granfield | Democratic | 2nd | February 11, 1930 – January 3, 1937 | [data missing] Retired to become justice of the Massachusetts District Court. |
| Isaiah L. Green | Democratic-Republican | 8th | March 4, 1805 – March 3, 1809 | First elected in 1804. [data missing] |
| Isaiah L. Green | Democratic-Republican | 8th | March 4, 1811 – March 3, 1813 | First elected in 1804. [data missing] |
| William S. Greene | Republican | 13th | May 31, 1898 – March 3, 1913 | [data missing] Died. |
| William S. Greene | Republican | 15th | March 4, 1913 – September 22, 1924 | [data missing] Died. |
| Frederic T. Greenhalge | Republican | 8th | March 4, 1889 – March 3, 1891 | First elected in 1888. Lost re-election to Moses T. Stevens. |
| George Grennell Jr. | Anti-Jacksonian | 7th | March 4, 1829 – March 3, 1833 | First elected in 1828. [data missing] |
| George Grennell Jr. | Anti-Jacksonian | 6th | March 4, 1833 – March 3, 1837 | First elected in 1828. [data missing] |
| George Grennell Jr. | Whig | 6th | March 4, 1837 – March 3, 1839 | First elected in 1828. [data missing] |
| Joseph Grinnell | Whig | 10th | December 7, 1843 – March 4, 1851 | First elected to finish Barker Burnell's term. [data missing] |
| Jonathan Grout | Anti-Administration | 8th | March 4, 1789 – March 3, 1791 | First elected in 1788. [data missing] |
| Artemas Hale | Whig | 9th | March 4, 1845 – March 3, 1849 | First elected late in 1846. [data missing] |
| Robert B. Hall | Know Nothing | 1st | March 4, 1855 – March 3, 1857 | First elected in 1854. [data missing] |
| Robert B. Hall | Republican | 1st | March 4, 1857 – March 3, 1859 | First elected in 1854. [data missing] |
| Michael J. Harrington | Democratic | 6th | September 30, 1969 – January 3, 1979 | First elected to finish William H. Bates's term. Retired. |
| Benjamin W. Harris | Republican | 2nd | March 4, 1873 – March 3, 1883 | First elected in 1872. Retired. |
| Robert O. Harris | Republican | 14th | March 4, 1911 – March 4, 1913 | First elected in 1910. Retired. |
| Seth Hastings | Federalist | 4th | August 24, 1801 – March 4, 1803 | First Elected to finish Levi Lincoln Sr.'s term. Retired. |
| Seth Hastings | Federalist | 10th | March 4, 1803 – March 4, 1807 | First Elected to finish Levi Lincoln Sr.'s term. Retired. |
| William S. Hastings | Whig | 9th | March 4, 1837 – June 17, 1842 | First elected in 1836. Died. |
| Edward D. Hayden | Republican | 5th | March 4, 1885 – March 3, 1889 | First elected in 1884. Retired. |
| Arthur D. Healey | Democratic | 8th | March 4, 1933 – August 3, 1942 | First elected in 1932. Resigned to become judge to U.S. District Court for Massachusetts. |
| Margaret Heckler | Republican | 10th | January 3, 1967 – January 3, 1983 | First elected in 1966. Lost re-election to Barney Frank in a districting contest. |
| Christian Herter | Republican | 10th | January 3, 1943 – January 3, 1953 | First elected in 1942. [data missing] |
| John W. Heselton | Republican | 1st | January 3, 1945 – January 3, 1959 | First elected in 1944. Retired. |
| Louise Day Hicks | Democratic | 9th | January 3, 1971 – January 3, 1973 | First elected in 1970. [data missing] |
| John P. Higgins | Democratic | 11th | January 3, 1935 – September 30, 1937 | First elected in 1934. Resigned to become Chief Justice of the Superior Court of Massachusetts. |
| Mark Langdon Hill | Democratic-Republican | 16th | March 4, 1819 – March 3, 1821 | First elected in 1819. District moved to Maine. |
| Ebenezer R. Hoar | Republican | 7th | March 4, 1873 – March 4, 1875 | First elected in 1872. [data missing] |
| George Frisbie Hoar | Republican | 8th | March 4, 1869 – March 4, 1873 | First elected in 1868. [data missing] |
| George Frisbie Hoar | Republican | 9th | March 4, 1873 – March 4, 1877 | First elected in 1868. [data missing] |
| Rockwood Hoar | Republican | 3rd | March 4, 1905 – November 1, 1906 | First elected in 1904. Died. |
| Samuel Hoar | Anti-Jacksonian | 4th | March 4, 1835 – March 4, 1837 | First elected in 1834. Lost re-election to William Parmenter. |
| Sherman Hoar | Democratic | 5th | March 4, 1891 – March 3, 1893 | First elected in 1890. [data missing] |
| Aaron Hobart | Democratic-Republican | 8th | November 24, 1820 – March 4, 1823 | First elected to finish Zabdiel Sampson's term. Retired. |
| Aaron Hobart | Democratic-Republican | 11th | March 4, 1823 – March 4, 1825 | First elected to finish Zabdiel Sampson's term. Retired. |
| Aaron Hobart | Anti-Jacksonian | 11th | March 4, 1825 – March 4, 1827 | First elected to finish Zabdiel Sampson's term. Retired. |
| James L. Hodges | Anti-Jacksonian | 12th | March 4, 1827 – March 4, 1833 | First elected in 1827 on the third ballot. Retired. |
| John Holmes | Democratic-Republican | 14th | March 4, 1817 – March 15, 1820 | First elected in 1816. Resigned. |
| Pehr G. Holmes | Republican | 4th | March 4, 1931 – January 3, 1947 | First elected in 1930. Lost re-election to Harold Donohue. |
| Samuel Holten | Anti-Administration | 1st | March 4, 1793 – March 3, 1795 | First elected in 1792. [data missing] |
| Samuel Hooper | Republican | 5th | December 2, 1861 – March 4, 1863 | [data missing] Died. |
| Samuel Hooper | Republican | 4th | March 4, 1863 – February 14, 1875 | [data missing] Died. |
| Levi Hubbard | Democratic-Republican | 20th | March 4, 1813 – March 3, 1815 | First elected in 1812. [data missing] |
| Charles Hudson | Whig | 5th | May 3, 1841 – March 3, 1849 | First elected to finish Levi Lincoln Jr.'s term. Lost re-election to Charles Allen. |
| John W. Hulbert | Federalist | 12th | September 26, 1814 – March 4, 1815 | First elected to finish Daniel Dewey's term. Retired. |
| John W. Hulbert | Federalist | 7th | March 4, 1815 – March 3, 1817 | First elected to finish Daniel Dewey's term. Retired. |
| Daniel Ilsley | Democratic-Republican | 15th | March 4, 1807 – March 3, 1809 | First elected in 1806. Lost re-election to Ezekiel Whitman. |
| William Jackson | Anti-Masonic | 9th | March 4, 1833 – March 3, 1837 | First elected in 1833. Retired. |
| Will Kirk Kaynor | Republican | 2nd | March 4, 1929 – December 20, 1929 | First elected in 1928. Died. |
| William R. Keating | Democratic | 10th | January 3, 2011 – January 3, 2013 | First elected in 2010. Incumbent |
| William R. Keating | Democratic | 9th | January 3, 2013 – present | First elected in 2010. Incumbent |
| Hastings Keith | Republican | 9th | January 3, 1959 – January 3, 1963 | First elected in 1958. Retired. |
| Hastings Keith | Republican | 12th | January 3, 1963 – January 3, 1973 | First elected in 1958. Retired. |
| John A. Keliher | Democratic | 9th | March 4, 1903 – March 4, 1911 | First elected in 1902. Lost renomination, then lost re-election as an Independent. |
| Jonas Kendall | Federalist | 12th | March 4, 1819 – March 4, 1821 | First elected in 1818. Lost re-election to Lewis Bigelow. |
| Joseph G. Kendall | Anti-Jacksonian | 6th | March 4, 1829 – March 4, 1833 | First elected in 1828. Retired. |
| John F. Kennedy | Democratic | 11th | January 3, 1947 – January 3, 1953 | First elected in 1946. Retired to run for U.S. senator. |
| Joseph P. Kennedy II | Democratic | 8th | January 3, 1987 – January 3, 1999 | First elected in 1986. Retired. |
| Joseph P. Kennedy III | Democratic | 4th | January 3, 2013 – January 3, 2021 | First elected in 2012. |
| Cyrus King | Federalist | 14th | March 4, 1813 – March 4, 1817 | First elected in 1812. [data missing] |
| Daniel P. King | Whig | 2nd | March 4, 1843 – July 25, 1850 | First elected in 1843. Died. |
| Martin Kinsley | Democratic-Republican | 17th | March 4, 1819 – March 4, 1821 | First elected in 1819. Lost re-election to William D. Williamson. |
| Chauncey L. Knapp | Know Nothing | 8th | March 4, 1855 – March 3, 1857 | First elected in 1854. [data missing] |
| Chauncey L. Knapp | Republican | 8th | March 4, 1857 – March 3, 1859 | First elected in 1854. [data missing] |
| William S. Knox | Republican | 5th | March 4, 1895 – March 3, 1903 | First elected in 1894. Retired. |
| Thomas J. Lane | Democratic | 7th | December 30, 1941 – January 3, 1963 | First elected to finish Lawrence J. Connery's term. Lost renomination to Torbert Macdonald. |
| Simon Larned | Democratic-Republican | 12th | November 5, 1804 – March 3, 1805 | First elected to finish Thomson J. Skinner's term. Retired. |
| Samuel Lathrop | Federalist | 5th | March 4, 1819 – March 4, 1823 | First elected in 1819. [data missing] |
| Samuel Lathrop | Federalist | 8th | March 4, 1823 – March 4, 1825 | Again elected in 1822. [data missing] |
| Samuel Lathrop | Anti-Jacksonian | 8th | March 4, 1825 – March 4, 1827 | Again elected in 1822. [data missing] |
| Abbott Lawrence | Anti-Jacksonian | 1st | March 4, 1835 – March 3, 1837 | First elected in 1834. Resigned. |
| Abbott Lawrence | Whig | 1st | March 4, 1839 – September 18, 1840 | First elected in 1834. Resigned. |
| George P. Lawrence | Republican | 1st | November 2, 1897 – March 3, 1913 | First elected to finish Ashley B. Wright's term. Retired. |
| Robert M. Leach | Republican | 15th | November 4, 1924 – March 4, 1925 | First elected to finish William Greene's term. Retired. |
| Silas Lee | Federalist | 12th | March 4, 1799 – August 20, 1801 | First elected in 1798. Resigned. |
| George Leonard | Pro-Administration | 7th | March 4, 1789 – March 4, 1791 | First elected in 1788. [data missing] |
| George Leonard | Pro-Administration | 6th | March 4, 1791 – March 4, 1793 | First elected in 1788. [data missing] |
| George Leonard | Federalist | 7th | March 4, 1795 – March 4, 1797 | First elected in 1788. [data missing] |
| Enoch Lincoln | Democratic-Republican | 20th | November 4, 1818 – March 3, 1821 | [data missing] District moved to Maine. |
| Levi Lincoln Sr. | Democratic-Republican | 4th | December 15, 1800 – March 5, 1801 | First elected to finish Dwight Foster's term. Resigned to become U.S. Attorney General. |
| Levi Lincoln Jr. | Anti-Jacksonian | 5th | February 17, 1834 – March 4, 1837 | Elected to finish John Davis's term. Resigned to become Collector of the Port of Boston. |
| Levi Lincoln Jr. | Whig | 5th | March 4, 1837 – March 16, 1841 | Elected to finish John Davis's term. Resigned to become Collector of the Port of Boston. |
| Edward P. Little | Democratic | 9th | December 13, 1852 – March 3, 1853 | [data missing] Retired. |
| Edward St. Loe Livermore | Federalist | 3rd | March 4, 1807 – March 3, 1811 | First elected in 1806. Retired. |
| John Locke | Democratic-Republican | 6th | March 4, 1823 – March 3, 1825 | First elected in 1823. Retired. |
| John Locke | Anti-Jacksonian | 6th | March 4, 1825 – March 3, 1829 | First elected in 1823. Retired. |
| Henry Cabot Lodge | Republican | 6th | March 4, 1887 – March 3, 1893 | First elected in 1886. Resigned to become U.S. senator. |
| John D. Long | Republican | 2nd | March 4, 1883 – March 3, 1889 | First elected in 1882. Retired. |
| George B. Loring | Republican | 6th | March 4, 1877 – March 3, 1881 | First elected in 1876. Lost renomination to Eben Stone. |
| Henry B. Lovering | Democratic | 6th | March 4, 1883 – March 4, 1887 | First elected in 1882. Lost re-election to Henry Cabot Lodge. |
| William C. Lovering | Republican | 12th | March 4, 1893 – March 4, 1903 | First elected in 1892. Died. |
| William C. Lovering | Republican | 14th | March 4, 1903 – February 4, 1910 | First elected in 1892. Died. |
| Robert Luce | Republican | 13th | March 4, 1919 – March 3, 1933 | First elected in 1918. Lost re-election to Richard M. Russell. |
| Robert Luce | Republican | 9th | March 4, 1933 – January 3, 1935 | First elected in 1918. Lost re-election to Richard M. Russell. |
| Robert Luce | Republican | 9th | January 3, 1937 – January 3, 1941 | Again elected in 1936. Lost re-election to Thomas H. Eliot. |
| Willfred W. Lufkin | Republican | 6th | November 6, 1917 – June 30, 1921 | [data missing] Resigned to accept a Treasury position. |
| Samuel Lyman | Federalist | 3rd | March 4, 1795 – November 6, 1800 | First elected in 1794. Resigned. |
| Theodore Lyman | Independent Republican | 9th | March 4, 1883 – March 4, 1885 | First elected in 1882. [data missing] |
| William Lyman | Anti-Administration | 2nd | March 4, 1793 – March 3, 1795 | First elected in 1792. [data missing] |
| William Lyman | Democratic-Republican | 2nd | March 4, 1795 – March 3, 1797 | First elected in 1792. [data missing] |
| Stephen Lynch | Democratic | 9th | October 16, 2001 – January 3, 2013 | First elected to finish Joe Moakley's term. Incumbent |
| Stephen Lynch | Democratic | 8th | January 3, 2013 – present | First elected to finish Joe Moakley's term. Incumbent |
| Torbert H. Macdonald | Democratic | 8th | January 3, 1955 – January 3, 1963 | First elected in 1954. Died. |
| Torbert H. Macdonald | Democratic | 7th | January 3, 1963 – May 21, 1976 | First elected in 1954. Died. |
| Robert S. Maloney | Republican | 7th | March 4, 1921 – March 4, 1923 | First elected in 1920. [data missing] |
| Horace Mann | Whig | 8th | April 3, 1848 – March 4, 1853 | First elected to finish John Quincy Adams's term. Retired to become president of Antioch College. |
| Ed Markey | Democratic | 7th | November 2, 1976 – January 3, 2013 | First elected to finish Torbert Macdonald's term. |
| Ed Markey | Democratic | 5th | January 3, 2013 – July 15, 2013 | [data missing] Resigned to become U.S. senator. |
| Joseph William Martin Jr. | Republican | 15th | March 4, 1925 – March 3, 1933 | First elected in 1924. Lost renomination to Margaret M. Heckler |
| Joseph William Martin Jr. | Republican | 14th | March 4, 1933 – January 3, 1963 | First elected in 1924. Lost renomination to Margaret M. Heckler |
| Joseph William Martin Jr. | Republican | 10th | January 3, 1963 – January 3, 1967 | First elected in 1924. Lost renomination to Margaret M. Heckler |
| Jonathan Mason | Federalist | 1st | March 4, 1813 – May 15, 1820 | First elected in 1812. Resigned to pursue law practice. |
| Ebenezer Mattoon | Federalist | 3rd | February 2, 1801 – March 3, 1803 | First elected to finish Samuel Lyman's term. [data missing] |
| Nicholas Mavroules | Democratic | 6th | January 3, 1979 – January 3, 1993 | First elected in 1978. Lost re-election to Peter G. Torkildsen. |
| Samuel W. McCall | Republican | 8th | March 4, 1893 – March 4, 1913 | First elected in 1892. [data missing] |
| John W. McCormack | Democratic | 12th | November 6, 1928 – January 3, 1963 | First elected to finish James A. Gallivan's term. Retired. |
| John W. McCormack | Democratic | 9th | January 3, 1963 – January 3, 1971 | First elected to finish James A. Gallivan's term. Retired. |
| Michael J. McEttrick | Independent Democratic | 10th | March 4, 1893 – March 4, 1895 | First elected in 1892. [data missing] |
| Jim McGovern | Democratic | 3rd | January 3, 1997 – January 3, 2013 | First elected in 1996. Incumbent |
| Jim McGovern | Democratic | 2nd | January 3, 2013 – present | First elected in 1996. Incumbent |
| William S. McNary | Democratic | 10th | March 4, 1903 – March 4, 1907 | First elected in 1902. [data missing] |
| Marty Meehan | Democratic | 5th | January 3, 1993 – July 1, 2007 | First elected in 1992. Resigned to become Chancellor of the University of Massachusetts Lowell. |
| Elijah H. Mills | Federalist | 5th | March 4, 1815 – March 3, 1819 | First elected in 1814. Lost re-election to Samuel Lathrop. |
| John Joseph Mitchell | Democratic | 4th | November 8, 1910 – March 4, 1911 | First elected to finish Charles Q. Tirrell's term. Lost re-election to William H. Wilder. |
| John Joseph Mitchell | Democratic | 13th | April 15, 1913 – March 3, 1915 | First elected to finish John W. Weeks's term. Lost re-election to William Henry Carter. |
| Nahum Mitchell | Federalist | 7th | March 4, 1803 – March 4, 1805 | First elected in 1802. [data missing] |
| John Joseph Moakley | Democratic | 9th | January 3, 1973 – May 28, 2001 | First elected in 1972. Died. |
| William H. Moody | Republican | 6th | November 5, 1895 – May 1, 1902 | [data missing] Resigned to become U.S. Secretary of the Navy. |
| Elijah A. Morse | Republican | 2nd | March 4, 1889 – March 4, 1893 | First elected in 1888. Retired. |
| Elijah A. Morse | Republican | 12th | March 4, 1893 – March 4, 1897 | First elected in 1888. Retired. |
| Frank B. Morse | Republican | 5th | January 3, 1961 – May 1, 1972 | First elected in 1960. Resigned to become U.N. Under Secretary General for Political and General Assembly Affairs. |
| Leopold Morse | Democratic | 4th | March 4, 1877 – March 3, 1883 | First elected in 1876. Retired. |
| Leopold Morse | Democratic | 5th | March 4, 1883 – March 4, 1885 | First elected in 1876. Retired. |
| Leopold Morse | Democratic | 3rd | March 4, 1887 – March 3, 1889 | Again elected in 1886. Retired again. |
| Seth Moulton | Democratic | 6th | January 3, 2015 – present | First elected in 2014. Incumbent |
| Marcus Morton | Democratic-Republican | 10th | March 4, 1817 – March 3, 1821 | First elected in 1816. Lost re-election to Francis Baylies. |
| William Francis Murray | Democratic | 9th | March 4, 1911 – March 4, 1913 | First elected in 1910. Resigned to become Postmaster of Boston. |
| William Francis Murray | Democratic | 10th | March 4, 1913 – September 28, 1914 | First elected in 1910. Resigned to become Postmaster of Boston. |
| Henry F. Naphen | Democratic | 10th | March 4, 1899 – March 4, 1903 | First elected in 1898. [data missing] |
| Richard Neal | Democratic | 2nd | January 3, 1989 – January 3, 2013 | First elected in 1988. Incumbent |
| Richard Neal | Democratic | 1st | January 3, 2013 – present | First elected in 1988. Incumbent |
| Jeremiah Nelson | Federalist | 3rd | March 4, 1805 – March 3, 1807 | First elected in 1804. Retired. |
| Jeremiah Nelson | Federalist | 3rd | March 4, 1815 – March 3, 1825 | Elected to finish Daniel A. White's term. Retired. |
| Jeremiah Nelson | Anti-Jacksonian | 3rd | March 4, 1831 – March 3, 1833 | Again elected late on the thirteenth ballot in 1832. Retired. |
| Donald W. Nicholson | Republican | 9th | November 18, 1947 – January 3, 1959 | First elected to finish Charles L. Gifford's term. [data missing] |
| Amasa Norcross | Republican | 10th | March 4, 1877 – March 4, 1883 | First elected in 1876. [data missing] |
| Joseph F. O'Connell | Democratic | 10th | March 4, 1907 – March 4, 1911 | First elected in 1906. [data missing] |
| Richard II Olney | Democratic | 14th | March 3, 1915 – March 4, 1921 | First elected in 1914. [data missing] |
| John Olver | Democratic | 1st | June 4, 1991 – January 3, 2013 | First elected to finish Silvio Conte's term. Retired. |
| Joseph H. O'Neil | Democratic | 4th | March 4, 1889 – March 4, 1893 | First elected in 1888. Lost renomination to John F. Fitzgerald. |
| Joseph H. O'Neil | Democratic | 9th | March 4, 1893 – March 4, 1895 | First elected in 1888. Lost renomination to John F. Fitzgerald. |
| Tip O'Neill | Democratic | 11th | January 3, 1953 – January 3, 1963 | First elected in 1952. Retired. |
| Tip O'Neill | Democratic | 8th | January 3, 1963 – January 3, 1987 | First elected in 1952. Retired. |
| Benjamin Orr | Federalist | 16th | March 4, 1817 – March 3, 1819 | First elected in 1816. Retired. |
| Gayton P. Osgood | Jacksonian | 3rd | March 4, 1833 – March 3, 1835 | First elected in 1834. Lost re-election to Caleb Cushing. |
| Harrison Gray Otis | Federalist | 8th | March 4, 1797 – March 4, 1801 | First elected in 1796. [data missing] |
| Calvin D. Paige | Republican | 3rd | November 4, 1913 – March 3, 1925 | First elected in 1912. Retired. |
| John G. Palfrey | Whig | 4th | March 4, 1847 – March 3, 1849 | First elected in 1846. Lost re-election to Benjamin Thompson. |
| Isaac Parker | Federalist | 12th | March 4, 1797 – March 3, 1799 | First elected in 1796. Retired. |
| James Parker | Democratic-Republican | 19th | March 4, 1813 – March 3, 1815 | First elected in 1813. [data missing] |
| James Parker | Democratic-Republican | 18th | March 4, 1819 – March 3, 1821 | District moved to Maine. |
| William Parmenter | Democratic | 4th | March 4, 1837 – March 3, 1845 | First elected in 1836. [data missing] |
| Albion Parris | Democratic-Republican | 20th | March 4, 1815 – February 3, 1818 | First elected in 1814. Resigned to become U.S. District Judge. |
| George Partridge | Pro-Administration | 5th | March 4, 1789 – August 14, 1790 | First elected in 1788. Resigned. |
| Andrew J. Peters | Democratic | 11th | March 4, 1907 – August 15, 1914 | First elected in 1906. Resigned to become Assistant U.S. Secretary of the Treasury. |
| Michael Francis Phelan | Democratic | 7th | March 4, 1913 – March 3, 1921 | First elected in 1912. Lost re-election to Robert S. Maloney. |
| Philip J. Philbin | Democratic | 3rd | January 3, 1943 – January 3, 1971 | First elected in 1942. Lost renomination to Robert Drinan. |
| Stephen C. Phillips | Anti-Jacksonian | 2nd | December 1, 1834 – March 3, 1837 | [data missing] Resigned to become Mayor of Salem. |
| Stephen C. Phillips | Whig | 2nd | March 4, 1837 – September 28, 1838 | [data missing] Resigned to become Mayor of Salem. |
| Timothy Pickering | Federalist | 3rd | March 4, 1813 – March 3, 1815 | First elected in 1812. Retired. |
| Timothy Pickering | Federalist | 2nd | March 4, 1815 – March 3, 1817 | First elected in 1812. Retired. |
| Benjamin Pickman Jr. | Federalist | 2nd | March 4, 1809 – March 3, 1811 | First elected in 1808. Retired. |
| Henry L. Pierce | Republican | 3rd | December 1, 1873 – March 3, 1877 | First elected in 1872. Retired. |
| Samuel L. Powers | Republican | 11th | March 4, 1901 – March 3, 1903 | First elected in 1900. Retired. |
| Samuel L. Powers | Republican | 12th | March 4, 1903 – March 3, 1905 | First elected in 1900. Retired. |
| Ayanna Pressley | Democratic | 7th | January 3, 2019 – present | First elected in 2018. Incumbent |
| Josiah III Quincy | Federalist | 1st | March 4, 1805 – March 3, 1813 | First elected in 1804. Retired. |
| Charles S. Randall | Republican | 1st | March 4, 1889 – March 4, 1893 | First elected in 1888. Lost renomination to John Simpkins. |
| Charles S. Randall | Republican | 13th | March 4, 1893 – March 4, 1895 | First elected in 1888. Lost renomination to John Simpkins. |
| Ambrose Ranney | Republican | 3rd | March 4, 1881 – March 3, 1887 | First elected in 1880. Lost re-election to Leopold Morse. |
| Robert Rantoul Jr. | Democratic | 2nd | March 4, 1851 – August 7, 1852 | First elected in 1850. Died. |
| Nathan Read | Federalist | 10th | November 25, 1800 – March 4, 1803 | First elected to finish Samuel Sewall's term. Retired. |
| William Reed | Federalist | 2nd | March 4, 1811 – March 3, 1815 | First elected in 1810. [data missing] |
| John Reed Sr. | Federalist | 6th | March 4, 1795 – March 1, 1801 | First elected in 1794. Retired. |
| John Reed Jr. | Federalist | 8th | March 4, 1813 – March 4, 1815 | First elected in 1812. Lost re-election to Walter Folger Jr. |
| John Reed Jr. | Federalist | 9th | March 4, 1815 – March 4, 1817 | First elected in 1812. Lost re-election to Walter Folger Jr. |
| John Reed Jr. | Federalist | 9th | March 4, 1821 – March 4, 1823 | Again elected in 1820. Retired. |
| John Reed Jr. | Federalist | 13th | March 4, 1823 – March 4, 1825 | Again elected in 1820. Retired. |
| John Reed Jr. | Anti-Jacksonian | 13th | March 4, 1825 – March 4, 1833 | Again elected in 1820. Retired. |
| John Reed Jr. | Anti-Jacksonian | 11th | March 4, 1833 – March 4, 1835 | Again elected in 1820. Retired. |
| John Reed Jr. | Anti-Masonic | 11th | March 4, 1835 – March 4, 1837 | Again elected in 1820. Retired. |
| John Reed Jr. | Whig | 11th | March 4, 1837 – March 4, 1841 | Again elected in 1820. Retired. |
| Alexander H. Rice | Republican | 4th | March 4, 1861 – March 4, 1863 | First elected in 1860. Retired. |
| Alexander H. Rice | Republican | 3rd | March 4, 1863 – March 4, 1867 | First elected in 1860. Retired. |
| Thomas Rice | Federalist | 18th | March 4, 1815 – March 3, 1819 | First elected in 1814. Lost re-election to James Parker. |
| William W. Rice | Republican | 9th | March 4, 1877 – March 4, 1883 | First elected in 1876. Lost re-election to Theodore Lyman. |
| William W. Rice | Republican | 10th | March 4, 1883 – March 4, 1887 | First elected in 1876. Lost re-election to Theodore Lyman. |
| Joseph Richardson | Anti-Jacksonian | 11th | March 4, 1827 – March 4, 1831 | First elected in 1826. [data missing] |
| William M. Richardson | Democratic-Republican | 4th | November 4, 1811 – April 18, 1814 | First elected to finish Joseph Varnum's term. Resigned to become U.S. Attorney. |
| Ernest W. Roberts | Republican | 7th | March 4, 1899 – March 4, 1913 | First elected in 1898. [data missing] |
| Ernest W. Roberts | Republican | 9th | March 4, 1913 – March 4, 1917 | First elected in 1898. [data missing] |
| George D. Robinson | Republican | 11th | March 4, 1877 – March 4, 1883 | First elected in 1876. Resigned to become Governor of Massachusetts. |
| George D. Robinson | Republican | 12th | March 4, 1883 – January 7, 1884 | First elected in 1876. Resigned to become Governor of Massachusetts. |
| Francis W. Rockwell | Republican | 12th | January 17, 1884 – March 4, 1891 | First elected to finish George D. Robinson's term Lost re-election to John C. Crosby. |
| Julius Rockwell | Whig | 7th | March 4, 1843 – March 4, 1851 | First elected in 1842. Retired. |
| John Jacob Rogers | Republican | 5th | March 4, 1913 – March 28, 1925 | First elected in 1912. Died. |
| Edith Nourse Rogers | Republican | 5th | June 30, 1925 – September 10, 1960 | [data missing] Died. |
| Nathaniel Ruggles | Federalist | 13th | March 4, 1813 – March 4, 1819 | First elected in 1812. [data missing] |
| John E. Russell | Democratic | 10th | March 4, 1887 – March 4, 1889 | First elected in 1886. [data missing] |
| Jonathan Russell | Democratic-Republican | 11th | March 4, 1821 – March 4, 1823 | First elected in 1820. [data missing] |
| Richard M. Russell | Democratic | 9th | January 3, 1935 – January 3, 1937 | First elected in 1934. [data missing] |
| William A. Russell | Republican | 7th | March 4, 1879 – March 4, 1883 | First elected in 1878. [data missing] |
| William A. Russell | Republican | 8th | March 4, 1883 – March 4, 1885 | First elected in 1878. [data missing] |
| Lorenzo Sabine | Whig | 4th | December 13, 1852 – March 4, 1853 | First elected to finish Benjamin Thompson's term. Retired. |
| Leverett Saltonstall I | Whig | 2nd | December 5, 1838 – March 3, 1843 | First elected to finish Stephen C. Phillips's term. Lost re-election to Daniel P. King. |
| Zabdiel Sampson | Democratic-Republican | 8th | March 4, 1817 – July 26, 1820 | First elected in 1816. Resigned to become Collector of Customs in Plymouth. |
| Zeno Scudder | Whig | 10th | March 4, 1851 – March 4, 1853 | First elected in 1850. [data missing] |
| Zeno Scudder | Whig | 1st | March 4, 1853 – March 4, 1854 | [data missing] Retired because of injury. |
| Ebenezer Seaver | Democratic-Republican | 13th | March 4, 1803 – March 4, 1813 | First elected in 1802. [data missing] |
| Theodore Sedgwick | Pro-Administration | 4th | March 4, 1789 – March 3, 1793 | First elected in 1788. Resigned. |
| Theodore Sedgwick | Pro-Administration | 2nd | March 4, 1793 – March 3, 1795 | First elected in 1788. Resigned. |
| Theodore Sedgwick | Federalist | 1st | March 4, 1795 – June, 1796 | First elected in 1788. Resigned. |
| Theodore Sedgwick | Federalist | 1st | March 4, 1799 – March 3, 1801 | Again elected in 1798. Retired. |
| Julius H. Seelye | Independent | 10th | March 4, 1875 – March 4, 1877 | First elected in 1874. [data missing] |
| Samuel Sewall | Federalist | 10th | December 7, 1796 – January 10, 1800 | First elected to finish Benjamin Goodhue's term. Resigned. |
| James Shannon | Democratic | 5th | January 3, 1979 – January 3, 1985 | First elected in 1978. Retired to run for U.S. Senate. |
| Henry Shaw | Democratic-Republican | 7th | March 4, 1817 – March 4, 1821 | First elected in 1816. [data missing] |
| William Shepard | Federalist | 2nd | March 4, 1797 – March 4, 1803 | First elected in 1796. [data missing] |
| Jonas Sibley | Democratic-Republican | 5th | March 4, 1823 – March 3, 1825 | First elected in 1823. Lost re-election to John Davis. |
| Nathaniel Silsbee | Democratic-Republican | 2nd | March 4, 1817 – March 3, 1821 | First elected in 1816. Retired. |
| John Simpkins | Republican | 13th | March 4, 1895 – March 27, 1898 | First elected in 1894. Died. |
| Thomson J. Skinner | Democratic-Republican | 1st | March 4, 1797 – March 3, 1799 | First elected in 1796. Retired. |
| Thomson J. Skinner | Democratic-Republican | 12th | March 4, 1803 – August 10, 1804 | [data missing] Resigned. |
| Josiah Smith | Democratic-Republican | 6th | March 4, 1801 – March 4, 1803 | First elected in 1800. Retired. |
| Charles F. Sprague | Republican | 11th | March 4, 1897 – March 4, 1901 | First elected in 1896. [data missing] |
| Asahel Stearns | Federalist | 4th | March 4, 1815 – March 4, 1817 | First elected in 1814. [data missing] |
| William Stedman | Federalist | 11th | March 4, 1803 – July 16, 1810 | First elected in 1802. [data missing] |
| Moses T. Stephens | Democratic | 8th | March 4, 1891 – March 3, 1893 | First elected in 1890. [data missing] |
| Moses T. Stephens | Democratic | 5th | March 4, 1893 – March 3, 1895 | First elected in 1890. [data missing] |
| Charles A. Stevens | Republican | 10th | January 27, 1875 – March 3, 1875 | First elected to finish Alvah Crocker's term. [data missing] |
| George R. Stobbs | Republican | 4th | March 4, 1925 – March 4, 1931 | First elected in 1924. Retired. |
| Eben F. Stone | Republican | 6th | March 4, 1881 – March 4, 1883 | First elected in 1880. Retired. |
| Eben F. Stone | Republican | 7th | March 4, 1883 – March 4, 1887 | First elected in 1880. Retired. |
| Joseph Story | Democratic-Republican | 2nd | May 23, 1808 – March 3, 1809 | First elected to finish Jacob Crowninshield's term. Retired. |
| Solomon Strong | Federalist | 12th | March 4, 1815 – March 4, 1819 | First elected in 1814. Retired. |
| Gerry Studds | Democratic | 12th | January 3, 1973 – January 3, 1983 | First elected in 1972. Retired. |
| Gerry Studds | Democratic | 10th | January 3, 1983 – January 3, 1997 | First elected in 1972. Retired. |
| John Andrew Sullivan | Democratic | 11th | March 4, 1903 – March 4, 1907 | First elected in 1902. [data missing] |
| Samuel Taggart | Federalist | 6th | March 4, 1803 – March 4, 1817 | First elected in 1802. Retired. |
| Peter Francis Tague | Democratic | 10th | March 4, 1915 – March 4, 1919 | First elected in 1914. Lost re-election to John F. Fitzgerald. |
| Peter Francis Tague | Democratic | 10th | October 23, 1919 – March 3, 1925 | Won election contest against John F. Fitzgerald. Lost re-election to John J. Douglass. |
| Peleg Tallman | Democratic-Republican | 16th | March 4, 1811 – March 4, 1813 | First elected in 1810. Retired. |
| John K. Tarbox | Democratic | 7th | March 4, 1875 – March 4, 1877 | First elected in 1874. [data missing] |
| Thomas Chandler Thacher | Democratic | 16th | March 4, 1913 – March 4, 1915 | First elected in 1912. Lost re-election to Joseph Walsh. |
| George Thatcher | Pro-Administration | 6th | March 4, 1789 – March 4, 1791 | First elected in 1788. Retired. |
| George Thatcher | Pro-Administration | 8th | March 4, 1791 – March 4, 1793 | First elected in 1788. Retired. |
| George Thatcher | Pro-Administration | 4th | March 4, 1793 – March 4, 1795 | First elected in 1788. Retired. |
| George Thatcher | Federalist | 14th | March 4, 1795 – March 4, 1801 | First elected in 1788. Retired. |
| Samuel Thatcher | Federalist | 12th | December 6, 1802 – March 4, 1803 | First elected to finish Silas Lee's term. Lost re-election to Orchard Cook. |
| Samuel Thatcher | Federalist | 16th | March 4, 1803 – March 4, 1805 | First elected to finish Silas Lee's term. Lost re-election to Orchard Cook. |
| Eli Thayer | Republican | 9th | March 4, 1857 – March 4, 1861 | First elected in 1856. [data missing] |
| Harry I. Thayer | Republican | 8th | March 4, 1925 – March 10, 1926 | First elected in 1924. Died. |
| John A. Thayer | Democratic | 3rd | March 4, 1911 – March 3, 1913 | First elected in 1910. Lost re-election to William Wilder. |
| John R. Thayer | Democratic | 3rd | March 4, 1899 – March 3, 1905 | First elected in 1898. Retired. |
| Benjamin Thomas | Union | 3rd | June 11, 1861 – March 3, 1863 | First elected to finish Charles F. Adams's term. [data missing] |
| Benjamin Thompson | Whig | 4th | March 4, 1845 – March 3, 1847 | First elected in 1844. Retired. |
| Benjamin Thompson | Whig | 4th | March 4, 1851 – September 24, 1852 | Again elected in 1850. Died. |
| Charles P. Thompson | Democratic | 6th | March 4, 1875 – March 7, 1877 | First elected in 1874. Lost re-election to George B. Loring. |
| John F. Tierney | Democratic | 6th | January 3, 1997 – January 3, 2015 | First elected in 1996. Lost renomination to Seth Moulton. |
| George H. Tinkham | Republican | 11th | March 4, 1915 – March 3, 1933 | First elected in 1914. [data missing] |
| George H. Tinkham | Republican | 10th | March 4, 1933 – January 3, 1943 | First elected in 1914. [data missing] |
| Charles Q. Tirrell | Republican | 4th | March 4, 1901 – July 31, 1910 | First elected in 1900. Died. |
| Peter Torkildsen | Republican | 6th | January 3, 1993 – January 3, 1997 | First elected in 1992. Lost re-election to John F. Tierney. |
| Mark Trafton | Know Nothing | 11th | March 4, 1855 – March 4, 1857 | First elected in 1854. [data missing] |
| Lori Trahan | Democratic | 3rd | January 3, 2019 – present | First elected in 2018. Incumbent |
| Charles R. Train | Republican | 8th | March 4, 1859 – March 4, 1863 | First elected in 1858. [data missing] |
| Allen T. Treadway | Republican | 1st | March 4, 1913 – January 3, 1945 | First elected in 1912. Retired. |
| Niki Tsongas | Democratic | 5th | October 18, 2007 – January 3, 2013 | First elected to finish Marty Meehan's term. |
| Niki Tsongas | Democratic | 3rd | January 3, 2013 – January 3, 2019. | First elected to finish Marty Meehan's term. |
| Paul Tsongas | Democratic | 5th | January 3, 1975 – January 3, 1979 | First elected in 1974. Retired to run for U.S. Senate. |
| Charles Turner Jr. | Democratic-Republican | 7th | June 28, 1809 – March 4, 1813 | Successfully challenged election of William Baylies. Lost re-election. |
| Ginery Twichell | Republican | 3rd | March 4, 1867 – March 3, 1873 | First elected in 1866. Retired. |
| Charles L. Underhill | Republican | 9th | March 4, 1921 – March 3, 1933 | First elected in 1920. Retired. |
| Charles W. Upham | Whig | 6th | March 4, 1853 – March 3, 1855 | First elected in 1852. Lost re-election to Timothy Davis. |
| Jabez Upham | Federalist | 10th | March 4, 1807 – 1810 | First elected in 1806. Resigned. |
| John Varnum | Anti-Jacksonian | 3rd | March 4, 1825 – March 3, 1831 | First elected in 1825. [data missing] |
| Joseph Bradley Varnum | Democratic-Republican | 9th | March 4, 1795 – March 3, 1803 | First elected in 1794. Resigned when elected U.S. senator. |
| Joseph Bradley Varnum | Democratic-Republican | 4th | March 4, 1803 – June 29, 1811 | First elected in 1794. Resigned when elected U.S. senator. |
| Peleg Wadsworth | Pro-Administration | 4th | March 4, 1793 – March 3, 1795 | First elected in 1792. Retired. |
| Peleg Wadsworth | Federalist | 13th | March 4, 1795 – March 3, 1803 | First elected in 1792. Retired. |
| Peleg Wadsworth | Federalist | 15th | March 4, 1803 – March 3, 1807 | First elected in 1792. Retired. |
| Amasa Walker | Republican | 9th | December 1, 1862 – March 3, 1863 | First elected to finish Goldsmith F. Bailey's term. Retired. |
| Joseph H. Walker | Republican | 10th | March 4, 1889 – March 3, 1893 | First elected in 1888. [data missing] |
| Joseph H. Walker | Republican | 3rd | March 4, 1893 – March 3, 1899 | First elected in 1888. [data missing] |
| Rodney Wallace | Republican | 11th | March 4, 1889 – March 4, 1891 | First elected in 1888. [data missing] |
| Samuel H. Walley | Whig | 4th | March 4, 1853 – March 4, 1855 | First elected in 1852. Lost re-election to Linus B. Comins. |
| Joseph Walsh | Republican | 16th | March 4, 1915 – August 21, 1922 | First elected in 1914. Resigned to become justice on the Massachusetts Superior Court. |
| Artemas Ward | Pro-Administration | 7th | March 4, 1791 – March 3, 1793 | First elected in 1790. [data missing] |
| Artemas Ward | Pro-Administration | 2nd | March 4, 1793 – March 3, 1795 | First elected in 1790. [data missing] |
| Artemas Ward Jr. | Federalist | 1st | March 4, 1813 – March 3, 1817 | First elected in 1812. Retired. |
| William W. Warren | Democratic | 8th | March 4, 1875 – March 4, 1877 | First elected in 1874. [data missing] |
| Charles G. Washburn | Republican | 3rd | December 18, 1906 – March 3, 1911 | First elected to finish Rockwood Hoar's term. Lost re-election to John A. Thayer. |
| William B. Washburn | Republican | 9th | March 4, 1863 – December 5, 1871 | First elected in 1862. Resigned to become Governor of Massachusetts. |
| Daniel Webster | Federalist | 1st | March 4, 1823 – March 3, 1825 | First elected in 1822. Resigned to become U.S. senator. |
| Daniel Webster | Anti-Jacksonian | 1st | March 4, 1825 – March 3, 1829 | First elected in 1822. Resigned to become U.S. senator. |
| John W. Weeks | Republican | 12th | March 4, 1905 – March 4, 1913 | First elected in 1904. Resigned to become U.S. senator. |
| John W. Weeks | Republican | 13th | March 4, 1913 – March 4, 1913 | First elected in 1904. Resigned to become U.S. senator. |
| Tappan Wentworth | Whig | 8th | March 4, 1853 – March 4, 1855 | First elected in 1852. [data missing] |
| George W. Weymouth | Republican | 4th | March 4, 1897 – March 4, 1901 | First elected in 1896. Retired. |
| Laban Wheaton | Federalist | 9th | March 4, 1809 – March 4, 1815 | First elected in 1808. Lost re-election to Marcus Morton. |
| Laban Wheaton | Federalist | 10th | March 4, 1815 – March 4, 1817 | First elected in 1808. Lost re-election to Marcus Morton. |
| Leonard White | Federalist | 3rd | March 4, 1811 – March 3, 1813 | First elected in 1810. [data missing] |
| William Whiting | Republican | 3rd | March 4, 1873 – June 29, 1873 | First elected in 1872. Died. |
| William II Whiting | Republican | 11th | March 4, 1883 – March 3, 1889 | First elected in 1882. [data missing] |
| Ezekiel Whitman | Federalist | 15th | March 4, 1809 – March 4, 1811 | First elected in 1808. [data missing] |
| Ezekiel Whitman | Federalist | 15th | March 4, 1817 – March 4, 1821 | Again first elected in 1816. District moved to Maine. |
| William Widgery | Democratic-Republican | 15th | March 4, 1811 – March 3, 1813 | First elected in 1811. Lost re-election to George Bradbury. |
| Richard B. Wigglesworth | Republican | 14th | November 6, 1928 – March 3, 1933 | [data missing] Resigned to become U.S. Ambassador to Canada. |
| Richard B. Wigglesworth | Republican | 13th | March 4, 1933 – November 13, 1958 | [data missing] Resigned to become U.S. Ambassador to Canada. |
| William H. Wilder | Republican | 4th | March 4, 1911 – March 4, 1913 | First elected in 1910. Died. |
| William H. Wilder | Republican | 3rd | March 4, 1913 – September 11, 1913 | First elected in 1910. Died. |
| George F. Williams | Democratic | 9th | March 4, 1891 – March 4, 1893 | First elected in 1890. [data missing] |
| Henry Williams | Democratic | 10th | March 4, 1839 – March 4, 1841 | First elected in 1838. [data missing] |
| Henry Williams | Democratic | 9th | March 4, 1843 – March 4, 1845 | First elected in 1838. [data missing] |
| John M. S. Williams | Republican | 8th | March 4, 1873 – March 4, 1875 | First elected in 1872. [data missing] |
| Lemuel Williams | Federalist | 5th | March 4, 1799 – March 3, 1803 | First elected in 1798. [data missing] |
| Lemuel Williams | Federalist | 8th | March 4, 1803 – March 3, 1805 | First elected in 1798. [data missing] |
| John Wilson | Federalist | 18th | March 4, 1813 – March 4, 1815 | First elected in 1812. Lost renomination to Thomas Rice. |
| John Wilson | Federalist | 17th | March 4, 1817 – March 4, 1819 | First elected in 1816. Lost re-election to Martin Kinsley. |
| Samuel Winslow | Republican | 4th | March 4, 1913 – March 3, 1925 | First elected in 1912. Resigned. |
| Robert C. Winthrop | Whig | 1st | November 9, 1840 – May 25, 1842 | First elected to finish Abbott Lawrence's term. Resigned. |
| Robert C. Winthrop | Whig | 1st | November 29, 1842 – July 30, 1850 | Again elected to finish Nathan Appleton's term. Resigned to become U.S. senator. |
| Abiel Wood | Democratic-Republican | 17th | March 4, 1813 – March 4, 1815 | First elected in 1812. [data missing] |
| Ashley B. Wright | Republican | 1st | March 4, 1893 – August 14, 1897 | First elected in 1892. Died. |
| Member | Party | District | Years | Electoral history |