List of United States Representatives in the 110th Congress by seniority U.S. House seniority list U.S. House seniority

| Rank_ | Representative | Party | District | Seniority_date | Notes_ |
|---|---|---|---|---|---|
| 432 | Tim Walz | D | MN-1 | January 4, 2007 |  |
| 433 | Peter Welch | D | VT | January 4, 2007 |  |
| 434 | Charlie Wilson | D | OH-06 | January 4, 2007 |  |
| 435 | John Yarmuth | D | KY-3 | January 4, 2007 |  |
|  | Paul Broun | R | GA-10 | July 25, 2007 |  |
|  | Laura Richardson | D | CA-37 | September 4, 2007 |  |
|  | Niki Tsongas | D | MA-05 | October 18, 2007 |  |
|  | Bob Latta | R | OH-05 | December 13, 2007 |  |
|  | Rob Wittman | R | VA-01 | December 13, 2007 |  |
|  | Bill Foster | D | IL-14 | March 11, 2008 |  |
|  | André Carson | D | IN-7 | March 13, 2008 |  |
|  | Jackie Speier | D | CA-12 | April 10, 2008 |  |
|  | Don Cazayoux | D | LA-6 | May 6, 2008 | Left the House in 2009. |
|  | Steve Scalise | R | LA-1 | May 7, 2008 |  |