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

| Representative | Years | State_ | Party | Lifespan_ |
|---|---|---|---|---|
| Nathan E. Kendall | 1909–1913 | Iowa | Republican | 1868–1936 |
| Samuel Austin Kendall | 1919–1933 | Pennsylvania | Republican | 1859–1933 |
| John E. Kenna | 1877–1883 | West Virginia | Democratic | 1848–1893 |
| Ambrose Kennedy | 1913–1923 | Rhode Island | Republican | 1875–1967 |
| Ambrose Jerome Kennedy | 1932–1941 | Maryland | Democratic | 1893–1950 |
| Andrew Kennedy | 1841–1847 | Indiana | Democratic | 1810–1847 |
| Charles A. Kennedy | 1907–1921 | Iowa | Republican | 1869–1951 |
| James Kennedy | 1903–1911 | Ohio | Republican | 1853–1928 |
| John F. Kennedy | 1947–1953 | Massachusetts | Democratic | 1917–1963 |
| John L. Kennedy | 1905–1907 | Nebraska | Republican | 1854–1946 |
| John P. Kennedy | 1838–1839 , 1841–1845 | Maryland | Whig | 1795–1870 |
| Joseph Patrick Kennedy II | 1987–1999 | Massachusetts | Democratic | 1952– |
| Mark Kennedy | 2001–2007 | Minnesota | Republican | 1957– |
| Martin J. Kennedy | 1930–1945 | New York | Democratic | 1892–1955 |