111th Congress, 1st Session
| State, District | Reason for Vacancy, Successor |
|---|---|
| California, 10th | The Honorable Ellen O. Tauscher resigned on June 26, 2009. Vacancy effective June 27, 2009. |
| California, 32nd | The Honorable Hilda Solis resigned on February 24, 2009. Vacancy effective February 24, 2009. The Honorable Judy Chu (D-CA) was elected July 14, 2009 in special election. Representative-elect Chu was added to the rolls of the House upon executing the oath of office on July 16, 2009. |
| New York, 20th | The Honorable Kirsten Gillibrand resigned on January 26, 2009. Vacancy effective January 26, 2009. The Honorable Scott Murphy (D-NY) was elected March 31, 2009 in special election. Representative-elect Murphy was added to the rolls of the House upon executing the oath of office on April 29, 2009. |
| Illinois, 5th | The Honorable Rahm Emanuel announced his intention to not take his seat in the 111th Congress, which convened on January 6, 2009. The Honorable Mike Quigley (D-IL) was elected April 7, 2009 in special election. Representative-elect Quigley was added to the rolls of the House upon executing the oath of office on April 21, 2009. |
