List of former members of the United States House of Representatives (J) Number of years/terms representative/delegate has served Number of years/terms representative/delegate has served

| Representative | Years | State_ | Party | Lifespan |
|---|---|---|---|---|
| Ferris Jacobs, Jr. | 1881–1883 | New York | Republican | 1836–1886 |
| Israel Jacobs | 1791–1793 | Pennsylvania | Pro-Administration | 1726–1796 |
| 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 T. James | 1989–1993 | Florida | Republican | 1941– |
| 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 |