1942 | Incumbent re-elected. | nowrap | |- ! | colspan=3 | Vacant | | Leonard W. Schuetz (Democratic) died February 13, 1944New member elected.Democratic gain. | nowrap | |- ! | Thomas S. Gordon | | Democratic | 1942 | Incumbent re-elected. | nowrap | |- ! | Charles S. Dewey | | Republican | 1940 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Ralph E. Church | | Republican | 1942 | Incumbent re-elected. | nowrap | |- ! | Chauncey W. Reed | | Republican | 1934 | Incumbent re-elected. | nowrap | |- ! | Noah M. Mason | | Republican | 1936 | Incumbent re-elected. | nowrap | |- ! | Leo E. Allen | | Republican | 1932 | Incumbent re-elected. | nowrap | |- ! | Anton J. Johnson | | Republican | 1938 | Incumbent re-elected. | nowrap | |- ! | Robert B. Chiperfield | | Republican | 1938 | Incumbent re-elected. | nowrap | |- ! | Everett Dirksen | | Republican | 1932 | Incumbent re-elected. | nowrap | |- ! | Leslie C. Arends | | Republican | 1934 | Incumbent re-elected. | nowrap | |- ! | Jessie Sumner | | Republican | 1938 | Incumbent re-elected. | nowrap | |- ! | Rolla C. McMillen | | Republican | 1944 | Incumbent re-elected. | nowrap | |- ! | Sid Simpson | | Republican | 1942 | Incumbent re-elected. | nowrap | |- ! | George Evan Howell | | Republican | 1940 | Incumbent re-elected. | nowrap | |- ! | Calvin D. Johnson | | Republican | 1942 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Charles W. Vursell | | Republican | 1942 | Incumbent re-elected. | nowrap | |- ! | James V. Heidinger | | Republican | 1940 | Incumbent re-elected. | nowrap | |- ! | C. W. Bishop | | Republican | 1940 | Incumbent re-elected. | nowrap | |- ! | Stephen A. Day | | Republican | 1940 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |} Indiana |- ! | Ray Madden | | Democratic | 1942 | Incumbent re-elected. | nowrap | |- ! | Charles A. Halleck | | Republican | 1935 | Incumbent re-elected. | nowrap | |-