There were five elections to the United States House of Representatives in 1983, during the 98th United States Congress.
Elections are listed by date and district.
|-! | Phil Gramm| | Democratic| 1978| | Incumbent resigned January 5, 1983, then ran as a Republican.
Incumbent re-elected February 12, 1983.
Republican gain.| nowrap |
|-! | Benjamin S. Rosenthal| | Democratic| 1962 | | Incumbent died January 4, 1983.
New member elected March 1, 1983.
Democratic hold.| nowrap |
|-! | colspan=3 | None (new district)| | Representative-elect Jack Swigert (R) died December 27, 1982, of bone cancer.
New member elected March 29, 1983.
Republican gain.| nowrap |
|-! | Phillip Burton| | Democratic| 1964 | | Incumbent died April 10, 1983.
New member elected June 21, 1983.
Democratic hold.| nowrap |
|-! | Harold Washington| | Democratic| 1980| | Incumbent resigned April 30, 1983, to become Mayor of Chicago.
New member elected August 23, 1983.
Democratic hold.| nowrap |
|-! | Larry McDonald| | Democratic| 1974| | Incumbent died September 1, 1983, on Korean Air Lines Flight 007.
New member elected November 8, 1983.
Democratic hold.| nowrap |
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