Columns: District | Vacator | Reason for change | Successor | Date successor seated
Missouri 11th | John B. Sullivan (D) | Died January 29, 1951 | Claude I. Bakewell (R) | March 9, 1951 | Pennsylvania 33rd | Frank Buchanan (D) | Died April 27, 1951 | Vera Buchanan (D) | July 24, 1951 | West Virginia 5th | John Kee (D) | Died May 8, 1951 | Elizabeth Kee (D) | July 17, 1951 | Texas 13th | Ed Gossett (D) | Resigned July 31, 1951 | Frank N. Ikard (D) | September 8, 1951 | Pennsylvania 14th | Wilson D. Gillette (R) | Died August 7, 1951 | Joseph L. Carrigg (R) | November 6, 1951 | Maine 3rd | Frank Fellows (R) | Died August 27, 1951 | Clifford McIntire (R) | October 22, 1951 | Pennsylvania 8th | Albert C. Vaughn (R) | Died September 1, 1951 | Karl C. King (R) | November 6, 1951 | Ohio 3rd | Edward G. Breen (D) | Resigned October 1, 1951 due to ill health | Paul F. Schenck (R) | November 6, 1951 | Nebraska 3rd | Karl Stefan (R) | Died October 2, 1951 | Robert D. Harrison (R) | December 4, 1951 | Kentucky 2nd | John A. Whitaker (D) | Died December 15, 1951 | Garrett L. Withers (D) | August 2, 1952 | New York 32nd | William T. Byrne (D) | Died January 27, 1952 | Leo W. O'Brien (D) | April 1, 1952 | Oklahoma 1st | George B. Schwabe (R) | Died April 2, 1952 | Vacant | Not filled this term | Wisconsin 7th | Reid F. Murray (R) | Died April 29, 1952 | Vacant | Not filled this term | Oklahoma 2nd | William G. Stigler (D) | Died August 21, 1952 | Vacant | Not filled this term | Illinois 7th | Adolph J. Sabath (D) | Died November 6, 1952 | Vacant | Not filled this term | Georgia 2nd | Edward E. Cox (D) | Died December 24, 1953 | Vacant | Not filled this term