September 22, 1872.Successor appointed September 27, 1872.Appointee was later elected January 21, 1873, to finish the term. | | Willis B. Machen (D) | September 27, 1872 |- | Louisiana (3) | nowrap | William P. Kellogg (R) | Resigned November 1, 1872, after being elected Governor of Louisiana | Vacant | Not filled this Congress |- | Massachusetts (2) | nowrap | Henry Wilson (R) | Resigned March 3, 1873, after being elected U.S. Vice President | Vacant | Not filled this Congress |} House of Representatives Replacements: 11 Democratic: 4 seat net gain Republican: 5 seat net loss Liberal Republican: 1 seat net gain Deaths: 3 Resignations: 6 Contested election: 4 Total seats with changes: 16 |- | | New seat | style="font-size:80%" | District of Columbia's At-large district created March 4, 1871, and remained vacant until April 21, 1871 | nowrap | Norton P. Chipman (R) | April 21, 1871 |- | | Vacant | style="font-size:80%" | Rep. John A. Logan resigned at the end of the previous congress after being elected to the US Senate | nowrap | John L. Beveridge (R) | November 7, 1871 |- | | Vacant | style="font-size:80%" | Rep. Thomas W. Ferry resigned at the end of the previous congress after being elected to the US Senate | nowrap | Wilder D. Foster (R) | December 4, 1871 |- | | nowrap | Burton C. Cook (R) | style="font-size:80%" | Resigned August 26, 1871 | nowrap | Henry Snapp (R) | December 4, 1871 |- | | nowrap | James McCleery (R) | style="font-size:80%" | Died November 5, 1871 | nowrap | Alexander Boarman (LR) | December 3, 1872 |- | | nowrap | William B. Washburn (R) | style="font-size:80%" | Resigned December 5, 1871, after being elected Governor of Massachusetts | nowrap | Alvah Crocker (R) | January 2, 1872 |- | | nowrap | John Edwards (LR) | style="font-size:80%" | Lost contested election February 9, 1872 | nowrap | Thomas Boles (R) | February 9, 1872 |- | | nowrap | George M. Brooks (R) | style="font-size:80%" | Resigned May 13, 1872, after becoming judge of probate for Middlesex County | nowrap | Constantine C. Esty (R) | December 2, 1872 |- | | nowrap | William T. Clark (R) | style="font-size:80%" | Lost contested election May 13, 1872 | nowrap | Dewitt C. Giddings (D) | December 13,