# List of former members of the United States House of Representatives (J)

This is a complete list of former members of the United States House of Representatives whose last names begin with the letter J.

## Number of years/terms representative/delegate has served

The number of years the representative/delegate has served in Congress indicates the number of terms the representative/delegate has. Note the representative/delegate can also serve non-consecutive terms if the representative/delegate loses election and wins re-election to the House.
* 2 years – 1 or 2 terms
* 4 years – 2 or 3 terms
* 6 years – 3 or 4 terms
* 8 years – 4 or 5 terms
* 10 years – 5 or 6 terms
* 12 years – 6 or 7 terms
* 14 years – 7 or 8 terms
* 16 years – 8 or 9 terms
* 18 years – 9 or 10 terms
* 20 years – 10 or 11 terms
* 22 years – 11 or 12 terms
* 24 years – 12 or 13 terms
* 26 years – 13 or 14 terms
* 28 years – 14 or 15 terms
* 30 years – 15 or 16 terms
* 32 years – 16 or 17 terms
* 34 years – 17 or 18 terms
* 36 years – 18 or 19 terms
* 38 years – 19 or 20 terms
* 40 years – 20 or 21 terms
* 42 years – 21 or 22 terms
* 44 years – 22 or 23 terms
* 46 years – 23 or 24 terms
* 48 years – 24 or 25 terms
* 50 years – 25 or 26 terms
* 52 years – 26 or 27 terms
* 54 years – 27 or 28 terms
* 56 years – 28 or 29 terms
* 58 years – 29 or 30 terms
| Representative/Delegate | Years | State/Territory | Party | Lifespan |
| Summers Melville Jack | 1899–1903 | Pennsylvania | Republican | 1852–1945 |
| William Jack | 1841–1843 | Pennsylvania | Democratic | 1788–1852 |
| Alfred Metcalf Jackson | 1901–1903 | Kansas | Democratic | 1860–1924 |
| Amos H. Jackson | 1903–1905 | Ohio | Republican | 1846–1924 |
| Andrew Jackson | 1796–1797 | Tennessee | Democratic-Republican | 1767–1845 |
| David S. Jackson | 1847–1848 | New York | Democratic | 1813–1872 |
| Donald L. Jackson | 1947–1961 | California | Republican | 1910–1981 |
| Ebenezer Jackson Jr. | 1834–1835 | Connecticut | National Republican | 1796–1874 |
| Edward B. Jackson | 1820–1823 | Virginia | Democratic-Republican | 1793–1826 |
| Fred S. Jackson | 1911–1913 | Kansas | Republican | 1868–1931 |
| George Jackson | 1795–1797 1799–1803 | Virginia | Democratic-Republican | 1757–1831 |
| Henry M. Jackson | 1941–1953 | Washington | Democratic | 1912–1983 |
| Jabez Young Jackson | 1835–1839 | Georgia | Democratic | 1790–18?? |
| James Jackson | 1789–1791 | Georgia | Anti-Administration | 1757–1806 |
| James Jackson | 1857–1861 | Georgia | Democratic | 1819–1887 |
| James M. Jackson | 1889–1890 | West Virginia | Democratic | 1825–1901 |
| James S. Jackson | 1861 | Kentucky | Unionist | 1823–1862 |
| Jeff Jackson | 2023–2024 | North Carolina | Democratic | 1982–present |
| Jesse Jackson Jr. | 1995–2012 | Illinois | Democratic | 1965–present |
| John G. Jackson | 1803–1810 1813–1817 | Virginia | Democratic-Republican | 1777–1825 |
| Joseph W. Jackson | 1850–1851 | Georgia | Democratic | 1796–1854 |
| Joseph W. Jackson | 1851–1853 | Georgia | States Rights | 1796–1854 |
| Oscar Lawrence Jackson | 1885–1889 | Pennsylvania | Republican | 1840–1920 |
| Richard Jackson Jr. | 1808–1815 | Rhode Island | Federalist | 1764–1838 |
| Thomas B. Jackson | 1837–1841 | New York | Democratic | 1797–1881 |
| William Jackson | 1833–1837 | Massachusetts | Anti-Masonic | 1783–1855 |
| William Humphreys Jackson | 1901–1905 1907–1909 | Maryland | Republican | 1839–1915 |
| William Terry Jackson | 1849–1851 | New York | Whig | 1794–1882 |
| Sheila Jackson Lee | 1995–2024 | Texas | Democratic | 1950–2024 |
| Andrew Jacobs | 1949–1951 | Indiana | Democratic | 1906–1992 |
| Andrew Jacobs Jr. | 1965–1973 1975–1997 | Indiana | Democratic | 1932–2013 |
| Chris Jacobs | 2020–2023 | New York | Republican | 1966–present |
| Ferris Jacobs Jr. | 1881–1883 | New York | Republican | 1836–1886 |
| Israel Jacobs | 1791–1793 | Pennsylvania | Pro-Administration | 1726–1796 |
| Orange Jacobs | 1875–1879 | Washington | Republican | 1827–1914 |
| Bernhard M. Jacobsen | 1931–1936 | Iowa | Democratic | 1862–1936 |
| William S. Jacobsen | 1937–1943 | Iowa | Democratic | 1887–1955 |
| Meyer Jacobstein | 1923–1929 | New York | Democratic | 1880–1963 |
| Henderson M. Jacoway | 1911–1923 | Arkansas | Democratic | 1870–1947 |
| Cornelius Comegys Jadwin | 1881–1883 | Pennsylvania | Republican | 1835–1913 |
| Addison James | 1907–1909 | Kentucky | Republican | 1850–1947 |
| Amaziah B. James | 1877–1881 | New York | Republican | 1812–1883 |
| Benjamin F. James | 1949–1959 | Pennsylvania | Republican | 1885–1961 |
| Craig James | 1989–1993 | Florida | Republican | 1941–present |
| Darwin R. James | 1883–1887 | New York | Republican | 1834–1908 |
| Francis James | 1839–1841 | Pennsylvania | Anti-Masonic | 1799–1886 |
| Francis James | 1841–1843 | Pennsylvania | Whig | 1799–1886 |
| Hinton James | 1930–1931 | North Carolina | Democratic | 1884–1948 |
| Ollie Murray James | 1903–1913 | Kentucky | Democratic | 1871–1918 |
| Rorer A. James | 1920–1921 | Virginia | Democratic | 1859–1921 |
| W. Frank James | 1915–1935 | Michigan | Republican | 1873–1945 |
| John Jameson | 1839–1841 1843–1845 1847–1849 | Missouri | Democratic | 1802–1857 |
| William Darius Jamieson | 1909–1911 | Iowa | Democratic | 1873–1949 |
| Henry Fisk Janes | 1834–1837 | Vermont | Anti-Masonic | 1792–1879 |
| Bill Janklow | 2003–2004 | South Dakota | Republican | 1939–2012 |
| John Jarman | 1951–1975 | Oklahoma | Democratic | 1915–1982 |
| John Jarman | 1975–1977 | Oklahoma | Republican | 1915–1982 |
| Pete Jarman | 1937–1949 | Alabama | Democratic | 1892–1955 |
| Benjamin Jarrett | 1937–1943 | Pennsylvania | Republican | 1881–1944 |
| William P. Jarrett | 1923–1927 | Hawaii | Democratic | 1877–1929 |
| Leonard Jarvis | 1829–1837 | Maine | Democratic | 1781–1854 |
| Jacob Javits | 1947–1954 | New York | Republican | 1904–1986 |
| William Jayne | 1863–1864 | Dakota | None | 1826–1916 |
| Albert W. Jefferis | 1919–1923 | Nebraska | Republican | 1868–1942 |
| Lamar Jeffers | 1921–1935 | Alabama | Democratic | 1888–1983 |
| William Jefferson | 1991–2009 | Louisiana | Democratic | 1947–present |
| Elza Jeffords | 1883–1885 | Mississippi | Republican | 1826–1885 |
| Jim Jeffords | 1975–1989 | Vermont | Republican | 1934–2014 |
| Harry P. Jeffrey | 1943–1945 | Ohio | Republican | 1901–1997 |
| James Edmund Jeffries | 1979–1983 | Kansas | Republican | 1925–1997 |
| Walter S. Jeffries | 1939–1941 | New Jersey | Republican | 1893–1954 |
| Thomas Jenckes | 1863–1871 | Rhode Island | Republican | 1818–1875 |
| Virginia E. Jenckes | 1933–1939 | Indiana | Democratic | 1877–1975 |
| Daniel Jenifer | 1831–1833 1835–1837 | Maryland | National Republican | 1791–1855 |
| Daniel Jenifer | 1837–1841 | Maryland | Whig | 1791–1855 |
| Edward H. Jenison | 1947–1953 | Illinois | Republican | 1907–1996 |
| Albert G. Jenkins | 1857–1861 | Virginia | Democratic | 1830–1864 |
| Ed Jenkins | 1977–1993 | Georgia | Democratic | 1933–2012 |
| Evan Jenkins | 2015–2018 | West Virginia | Republican | 1960–present |
| John J. Jenkins | 1895–1909 | Wisconsin | Republican | 1843–1911 |
| Lemuel Jenkins | 1823–1825 | New York | Democratic-Republican | 1789–1862 |
| Lynn Jenkins | 2009–2019 | Kansas | Republican | 1963–present |
| Mitchell Jenkins | 1947–1949 | Pennsylvania | Republican | 1896–1977 |
| Robert Jenkins | 1807–1811 | Pennsylvania | Federalist | 1769–1848 |
| Thomas A. Jenkins | 1925–1959 | Ohio | Republican | 1880–1959 |
| Timothy Jenkins | 1845–1849 1851–1853 | New York | Democratic | 1799–1859 |
| Bill Jenkins | 1997–2007 | Tennessee | Republican | 1936–present |
| Arthur B. Jenks | 1937–1938 1939–1943 | New Hampshire | Republican | 1866–1947 |
| George A. Jenks | 1875–1877 | Pennsylvania | Democratic | 1836–1908 |
| Michael Hutchinson Jenks | 1843–1845 | Pennsylvania | Whig | 1795–1867 |
| David Jennings | 1825–1826 | Ohio | National Republican | 1787–1834 |
| John Jennings | 1939–1951 | Tennessee | Republican | 1880–1956 |
| Jonathan Jennings | 1809–1816 1822–1825 | Indiana | Democratic-Republican | 1784–1834 |
| Jonathan Jennings | 1825–1831 | Indiana | National Republican | 1784–1834 |
| W. Pat Jennings | 1955–1967 | Virginia | Democratic | 1919–1994 |
| John Jenrette | 1975–1980 | South Carolina | Democratic | 1936–2023 |
| Ben F. Jensen | 1939–1965 | Iowa | Republican | 1892–1970 |
| Thomas M. Jett | 1897–1903 | Illinois | Democratic | 1862–1939 |
| Freeborn G. Jewett | 1831–1833 | New York | Democratic | 1791–1858 |
| Hugh J. Jewett | 1873–1874 | Ohio | Democratic | 1817–1898 |
| Joshua Jewett | 1855–1859 | Kentucky | Democratic | 1815–1861 |
| Luther Jewett | 1815–1817 | Vermont | Federalist | 1772–1860 |
| Bobby Jindal | 2005–2008 | Louisiana | Republican | 1971–present |
| Charles S. Joelson | 1961–1969 | New Jersey | Democratic | 1916–1999 |
| August E. Johansen | 1955–1965 | Michigan | Republican | 1905–1995 |
| Chris John | 1997–2005 | Louisiana | Democratic | 1960–present |
| Joshua L. Johns | 1939–1943 | Wisconsin | Republican | 1881–1947 |
| Kensey Johns Jr. | 1827–1831 | Delaware | National Republican | 1791–1857 |
| Adna R. Johnson | 1909–1911 | Ohio | Republican | 1860–1938 |
| Albert Johnson | 1913–1933 | Washington | Republican | 1869–1957 |
| Albert W. Johnson | 1963–1977 | Pennsylvania | Republican | 1906–1998 |
| Andrew Johnson | 1843–1853 | Tennessee | Democratic | 1808–1875 |
| Anton J. Johnson | 1939–1949 | Illinois | Republican | 1878–1958 |
| Ben Johnson | 1907–1927 | Kentucky | Democratic | 1858–1950 |
| Bill Johnson | 2011–2024 | Ohio | Democratic | 1954–present |
| Byron L. Johnson | 1959–1961 | Colorado | Democratic | 1917–2000 |
| Calvin D. Johnson | 1943–1945 | Illinois | Republican | 1898–1985 |
| Cave Johnson | 1829–1837 1839–1845 | Tennessee | Democratic | 1793–1866 |
| Charles Johnson | 1801–1802 | North Carolina | Democratic-Republican | 17??–1802 |
| Dewey Johnson | 1937–1939 | Minnesota | Farmer-Labor | 1899–1941 |
| Don Johnson Jr. | 1993–1995 | Georgia | Democratic | 1948–present |
| Eddie Bernice Johnson | 1993–2023 | Texas | Democratic | 1935–2023 |
| Francis Johnson | 1820–1825 | Kentucky | Democratic-Republican | 1776–1842 |
| Francis Johnson | 1825–1827 | Kentucky | National Republican | 1776–1842 |
| Fred Gustus Johnson | 1929–1931 | Nebraska | Republican | 1876–1951 |
| Frederick A. Johnson | 1883–1887 | New York | Republican | 1833–1893 |
| George William Johnson | 1923–1925 1933–1943 | West Virginia | Democratic | 1869–1944 |
| Glen D. Johnson | 1947–1949 | Oklahoma | Democratic | 1911–1983 |
| Grove L. Johnson | 1895–1897 | California | Republican | 1841–1926 |
| Bizz Johnson | 1959–1981 | California | Democratic | 1907–1988 |
| Harvey H. Johnson | 1853–1855 | Ohio | Democratic | 1808–1896 |
| Henry Johnson | 1834–1839 | Louisiana | Whig | 1783–1864 |
| Henry U. Johnson | 1891–1899 | Indiana | Republican | 1850–1939 |
| Jacob Johnson | 1913–1915 | Utah | Republican | 1847–1925 |
| James Johnson | 1813–1820 | Virginia | Democratic-Republican | 17??–1825 |
| James Johnson | 1825–1826 | Kentucky | Democratic | 1774–1826 |
| James Johnson | 1851–1853 | Georgia | Unionist | 1811–1891 |
| James A. Johnson | 1867–1871 | California | Democratic | 1829–1896 |
| James Hutchins Johnson | 1845–1849 | New Hampshire | Democratic | 1802–1887 |
| James Leeper Johnson | 1849–1851 | Kentucky | Whig | 1818–1877 |
| James Paul Johnson | 1973–1981 | Colorado | Republican | 1930–2023 |
| Jay Johnson | 1997–1999 | Wisconsin | Democratic | 1943–2009 |
| Jed Johnson | 1927–1947 | Oklahoma | Democratic | 1888–1963 |
| Jed Johnson Jr. | 1965–1967 | Oklahoma | Democratic | 1939–1993 |
| Jeromus Johnson | 1825–1829 | New York | Democratic | 1775–1846 |
| John Johnson | 1851–1853 | Ohio | Independent Democrat | 1805–1867 |
| John Telemachus Johnson | 1821–1825 | Kentucky | Democratic-Republican | 1788–1856 |
| Joseph Johnson | 1823–1825 | Virginia | Democratic-Republican | 1785–1877 |
| Joseph Johnson | 1825–1827 1833 1835–1841 1845–1847 | Virginia | Democratic | 1785–1877 |
| Joseph T. Johnson | 1901–1915 | South Carolina | Democratic | 1858–1919 |
| J. Leroy Johnson | 1943–1957 | California | Republican | 1888–1961 |
| Lester Johnson | 1953–1965 | Wisconsin | Democratic | 1901–1975 |
| Luther Alexander Johnson | 1923–1946 | Texas | Democratic | 1875–1965 |
| Lyndon B. Johnson | 1937–1949 | Texas | Democratic | 1908–1973 |
| Magnus Johnson | 1933–1935 | Minnesota | Farmer-Labor | 1871–1936 |
| Martin N. Johnson | 1891–1899 | North Dakota | Republican | 1850–1909 |
| Nancy Johnson | 1983–2007 | Connecticut | Republican | 1935–present |
| Noadiah Johnson | 1833–1835 | New York | Democratic | 1795–1839 |
| Noble J. Johnson | 1925–1931 1939–1948 | Indiana | Republican | 1887–1968 |
| Paul B. Johnson Sr. | 1919–1923 | Mississippi | Democratic | 1880–1943 |
| Perley B. Johnson | 1843–1845 | Ohio | Whig | 1798–1870 |
| Philip Johnson | 1861–1867 | Pennsylvania | Democratic | 1818–1867 |
| Richard Mentor Johnson | 1807–1819 1829–1837 | Kentucky | Democratic-Republican | 1780–1850 |
| Robert Davis Johnson | 1931–1933 | Missouri | Democratic | 1883–1961 |
| Robert Ward Johnson | 1847–1853 | Arkansas | Democratic | 1814–1879 |
| Royal C. Johnson | 1915–1933 | South Dakota | Republican | 1882–1939 |
| Sam Johnson | 1991–2019 | Texas | Republican | 1930–2020 |
| Thomas Francis Johnson | 1959–1963 | Maryland | Democratic | 1909–1988 |
| Tim Johnson | 1987–1997 | South Dakota | Democratic | 1946–2024 |
| Tim Johnson | 2001–2013 | Illinois | Republican | 1946–2022 |
| Tom L. Johnson | 1891–1895 | Ohio | Democratic | 1854–1911 |
| William Cost Johnson | 1833–1835 | Maryland | National Republican | 1806–1860 |
| William Cost Johnson | 1837–1843 | Maryland | Whig | 1806–1860 |
| William Richard Johnson | 1925–1933 | Illinois | Republican | 1875–1938 |
| Ward Johnson | 1941–1945 | California | Republican | 1892–1963 |
| Charles Johnston | 1839–1841 | New York | Whig | 1793–1845 |
| Charles Clement Johnston | 1831–1832 | Virginia | Democratic | 1795–1832 |
| David Emmons Johnston | 1899–1901 | West Virginia | Democratic | 1845–1917 |
| Harry Johnston | 1989–1997 | Florida | Democratic | 1931–2021 |
| James T. Johnston | 1885–1889 | Indiana | Republican | 1839–1904 |
| John B. Johnston | 1919–1921 | New York | Democratic | 1882–1960 |
| Joseph E. Johnston | 1879–1881 | Virginia | Democratic | 1807–1891 |
| Josiah S. Johnston | 1821–1823 | Louisiana | Democratic-Republican | 1784–1833 |
| Rowland Louis Johnston | 1929–1931 | Missouri | Republican | 1872–1939 |
| Thomas D. Johnston | 1885–1889 | North Carolina | Democratic | 1840–1902 |
| Walter E. Johnston III | 1981–1983 | North Carolina | Republican | 1936–2018 |
| William Johnston | 1863–1865 | Ohio | Democratic | 1819–1866 |
| George Johnstone | 1891–1893 | South Carolina | Democratic | 1846–1921 |
| John L. Jolley | 1891–1893 | South Dakota | Republican | 1840–1926 |
| David Jolly | 2014–2017 | Florida | Republican | 1972–present |
| Charles A. Jonas | 1929–1931 | North Carolina | Republican | 1876–1955 |
| Charles R. Jonas | 1953–1973 | North Carolina | Republican | 1904–1988 |
| Edgar A. Jonas | 1949–1955 | Illinois | Republican | 1885–1965 |
| Alexander H. Jones | 1868–1871 | North Carolina | Republican | 1822–1901 |
| Ben Jones | 1989–1993 | Georgia | Democratic | 1941–present |
| Benjamin Jones | 1833–1837 | Ohio | Democratic | 1787–1861 |
| Brenda Jones | 2018–2019 | Michigan | Democratic | 1959–present |
| Burr W. Jones | 1883–1885 | Wisconsin | Democratic | 1846–1935 |
| Daniel T. Jones | 1851–1855 | New York | Democratic | 1800–1861 |
| Ed Jones | 1969–1989 | Tennessee | Democratic | 1912–1999 |
| Evan John Jones | 1919–1923 | Pennsylvania | Republican | 1872–1952 |
| Francis Jones | 1817–1823 | Tennessee | Democratic-Republican | 17??–18?? |
| Frank Jones | 1875–1879 | New Hampshire | Democratic | 1832–1902 |
| George Wallace Jones | 1835–1837 1837–1839 | Michigan Wisconsin | Democratic | 1804–1896 |
| George Washington Jones | 1843–1859 | Tennessee | Democratic | 1806–1884 |
| George Washington Jones | 1879–1883 | Texas | Greenbacker | 1828–1903 |
| Hamilton C. Jones | 1947–1953 | North Carolina | Democratic | 1884–1957 |
| Homer Jones | 1947–1949 | Washington | Republican | 1893–1970 |
| Isaac Dashiell Jones | 1841–1843 | Maryland | Whig | 1806–1893 |
| James Jones | 1799–1801 | Georgia | Federalist | 17??–1801 |
| James Jones | 1819–1823 | Virginia | Democratic-Republican | 1772–1848 |
| James H. Jones | 1883–1887 | Texas | Democratic | 1830–1904 |
| James K. Jones | 1881–1885 | Arkansas | Democratic | 1839–1908 |
| James R. Jones | 1973–1987 | Oklahoma | Democratic | 1939–present |
| James T. Jones | 1877–1879 1883–1889 | Alabama | Democratic | 1832–1895 |
| Jehu Glancy Jones | 1851–1853 1854–1858 | Pennsylvania | Democratic | 1811–1878 |
| John James Jones | 1859–1861 | Georgia | Democratic | 1824–1898 |
| John Marvin Jones | 1917–1940 | Texas | Democratic | 1882–1976 |
| John S. Jones | 1877–1879 | Ohio | Republican | 1836–1903 |
| John William Jones | 1847–1849 | Georgia | Whig | 1806–1871 |
| John Winston Jones | 1835–1845 | Virginia | Democratic | 1791–1848 |
| Mondaire Jones | 2021–2023 | New York | Democratic | 1987–present |
| Morgan Jones | 1865–1867 | New York | Democratic | 1830–1894 |
| Nathaniel Jones | 1837–1841 | New York | Democratic | 1788–1866 |
| Owen Jones | 1857–1859 | Pennsylvania | Democratic | 1819–1878 |
| Paul C. Jones | 1948–1969 | Missouri | Democratic | 1901–1981 |
| Phineas Jones | 1881–1883 | New Jersey | Republican | 1819–1884 |
| Robert E. Jones Jr. | 1947–1977 | Alabama | Democratic | 1912–1997 |
| Robert Franklin Jones | 1939–1947 | Ohio | Republican | 1907–1968 |
| Roland Jones | 1853–1855 | Louisiana | Democratic | 1813–1869 |
| Seaborn Jones | 1833–1835 1845–1847 | Georgia | Democratic | 1788–1864 |
| Thomas Laurens Jones | 1867–1871 1875–1877 | Kentucky | Democratic | 1819–1887 |
| Walter Jones | 1797–1799 1803–1811 | Virginia | Democratic-Republican | 1745–1815 |
| Walter B. Jones Jr. | 1995–2019 | North Carolina | Republican | 1943–2019 |
| Walter B. Jones Sr. | 1966–1992 | North Carolina | Democratic | 1913–1992 |
| Wesley L. Jones | 1899–1909 | Washington | Republican | 1863–1932 |
| William Jones | 1801–1803 | Pennsylvania | Democratic-Republican | 1760–1831 |
| William Atkinson Jones | 1891–1918 | Virginia | Democratic | 1849–1918 |
| William Carey Jones | 1897–1899 | Washington | Silver Republican | 1855–1927 |
| William Theopilus Jones | 1871–1873 | Wyoming | Republican | 1842–1882 |
| Woodrow W. Jones | 1950–1957 | North Carolina | Democratic | 1914–2002 |
| Bartel J. Jonkman | 1940–1949 | Michigan | Republican | 1884–1955 |
| Jim Jontz | 1987–1993 | Indiana | Democratic | 1951–2007 |
| Barbara Jordan | 1973–1979 | Texas | Democratic | 1936–1996 |
| Isaac M. Jordan | 1883–1885 | Ohio | Democratic | 1835–1890 |
| Edwin J. Jorden | 1895 | Pennsylvania | Republican | 1863–1903 |
| Joseph Jorgensen | 1877–1883 | Virginia | Republican | 1844–1888 |
| Antonio Joseph | 1885–1895 | New Mexico | Democratic | 1846–1910 |
| Henry L. Jost | 1923–1925 | Missouri | Democratic | 1873–1950 |
| Charles Frederick Joy | 1893–1894 1895–1903 | Missouri | Republican | 1849–1921 |
| Charles Herbert Joyce | 1875–1883 | Vermont | Republican | 1830–1916 |
| James Joyce | 1909–1911 | Ohio | Republican | 1870–1931 |
| Norman B. Judd | 1867–1871 | Illinois | Republican | 1815–1878 |
| Walter Judd | 1943–1963 | Minnesota | Republican | 1898–1994 |
| Andrew T. Judson | 1835–1836 | Connecticut | Democratic | 1784–1853 |
| George Washington Julian | 1849–1851 | Indiana | Free Soiler | 1817–1899 |
| George Washington Julian | 1861–1871 | Indiana | Republican | 1817–1899 |
| Benjamin Franklin Junkin | 1859–1861 | Pennsylvania | Republican | 1822–1908 |
| Niels Juul | 1917–1921 | Illinois | Republican | 1859–1929 |