There were two special elections to the United States House of Representatives in 1955 during the 84th United States Congress.
Elections are listed by date and district.
|- ! | Dwight L. Rogers | | Democratic | 1944 | | Incumbent member-elect died December 1, 1954.<br/>New member elected January 11, 1955.<br/>Democratic hold. | nowrap |
|- ! | John Dingell Sr. | | Democratic | 1932 | | Incumbent died September 19, 1955.<br/>Primary elections held November 8, 1855.<br/>New member elected December 13, 1955 to finish his father's term.<br/>Democratic hold. | nowrap |