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 |
|---|---|---|---|---|
| Benjamin Franklin Junkin | 1859–1861 | Pennsylvania | Republican | 1822–1908 |
| Niels Juul | 1917–1921 | Illinois | Republican | 1859–1929 |