Roderick R. Butler (R) . Horace Maynard (R) . Abraham E. Garrett (D) . John M. Bright (D) . Edward I. Golladay (D) . Washington C. Whitthorne (D) . Robert P. Caldwell (D) . William W. Vaughan (D) Texas . William S. Herndon (D) . John C. Conner (D) . William T. Clark (R), until May 13, 1872 Dewitt C. Giddings (D), from May 13, 1872 . John Hancock (D) Vermont . Charles W. Willard (R) . Luke P. Poland (R) . Worthington C. Smith (R) Virginia . John Critcher (D) . James H. Platt Jr. (R) . Charles H. Porter (R) . William H. H. Stowell (R) . Richard T. W. Duke (D) . John T. Harris (D) . Elliott M. Braxton (D) . William Terry (D) West Virginia . John J. Davis (D) . James C. McGrew (R) . Frank Hereford (D) Wisconsin . Alexander Mitchell (D) . Gerry W. Hazelton (R) . J. Allen Barber (R) . Charles A. Eldredge (D) . Philetus Sawyer (R) . Jeremiah M. Rusk (R) Non-voting members . Richard C. McCormick (D) . Jerome B. Chaffee (R) . Moses K. Armstrong (D) . Norton P. Chipman (R), from April 21, 1871 . Samuel A. Merritt (D) . William H. Clagett (R) . José Manuel Gallegos (D) . William H. Hooper (D) . Selucius Garfielde (R) . William T. Jones (R) Changes in membership The count below reflects changes from the beginning of the first session of this Congress. Senate Replacements: 0 Democratic: no net change Republican: no net change Deaths: 0 Resignations: 2 Contested elections: 0 Total seats with changes: 4 |- | Virginia (2) | Vacant | Legislature had failed to elect.Previous incumbent re-elected March 15, 1871. | nowrap | John W. Johnston (D) | March 15, 1871 |- | Georgia (2) | Vacant | Foster Blodgett presented credentials as Senator-elect, but the Senate declared him not elected.Successor elected November 14, 1871. | nowrap | Thomas M. Norwood (D) | November 14, 1871 |- | Mississippi (2) | Vacant | Delayed taking seat in order to serve as Governor of Mississippi | nowrap | James L. Alcorn (R) | December 1, 1871 |- | North Carolina (2) | Vacant | Legislature had failed to elect.Successor elected January 30, 1872. | | Matt W. Ransom (D) | January 30, 1872 |- | Kentucky (3) | nowrap | Garrett Davis (D) | Died