John W. Byrnes (R) . Glenn Robert Davis (R) . Alvin O'Konski (R) Wyoming (1 Democrat) . Teno Roncalio (D) Non-voting members (2 Democrats) . Walter Fauntroy (D), from March 23, 1971 . Jorge Luis Córdova (Resident Commissioner) (PNP) Changes in membership The count below reflects changes from the beginning of the first session of this Congress. Senate Replacements: 5 Democratic: no net change Republican: no net change Deaths: 3 Resignations: 0 Total seats with changes: 3 |- | Georgia(2) | | Richard Russell Jr. (D) | style="font-size:80%" | Died January 21, 1971 | | David H. Gambrell (D) | February 1, 1971 |- | Vermont(1) | | Winston L. Prouty (R) | style="font-size:80%" | Died September 10, 1971 | | Robert Stafford (R) | September 16, 1971 |- | Louisiana(2) | | Allen J. Ellender (D) | style="font-size:80%" | Died July 27, 1972 | | Elaine S. Edwards (D) | August 1, 1972 |- | Georgia(2) | | David H. Gambrell (D) | style="font-size:80%" | Successor elected November 7, 1972 | | Sam Nunn (D) | November 8, 1972 |- | Louisiana(2) | | Elaine S. Edwards (D) | style="font-size:80%" | Successor elected November 13, 1972 | | J. Bennett Johnston (D) | November 14, 1972 |} House of Representatives Replacements: 10 Democratic: no net loss Republican: no net gain Deaths: 8 Resignations: 6 Total seats with changes: 16 |- | nowrap | | Vacant | style="font-size:80%" | District elected first delegate since the seat was re-established during previous congress | | Walter Fauntroy (D) | March 23, 1971 |- | nowrap | | Vacant | style="font-size:80%" | Rep. L. Mendel Rivers died during previous congress | | Mendel Jackson Davis (D) | April 27, 1971 |- | | nowrap| Rogers Morton (R) | style="font-size:80%" | Resigned January 29, 1971, after being appointed United States Secretary of the Interior | nowrap | William Oswald Mills (R) | May 25, 1971 |- | | nowrap| Robert J. Corbett (R) | style="font-size:80%" | Died April 25, 1971 | nowrap | John Heinz (R) | November 2, 1971 |- | | nowrap| Robert Stafford (R) | style="font-size:80%" | Resigned after being appointed to the US Senate September 16, 1971 | nowrap | Richard W. Mallary (R) | January 7, 1972 |- | | | John C. Watts (D) | style="font-size:80%" | Died September 24, 1971 | | William P. Curlin Jr. (D)