Shaffer (R) . Henry St. George Tucker III (D) Washington . John F. Miller (R) . Lindley H. Hadley (R) . Albert Johnson (R) . John W. Summers (R) . Samuel B. Hill (D) West Virginia . Carl G. Bachmann (R) . Frank L. Bowman (R) . John M. Wolverton (R) . James A. Hughes (R), until March 2, 1930 Robert L. Hogg (R), from November 4, 1930 . Hugh Ike Shott (R) . Joe L. Smith (D) Wisconsin . Henry A. Cooper (R), until March 1, 1931 . Charles A. Kading (R) . John M. Nelson (R) . John C. Schafer (R) . William H. Stafford (R) . Florian Lampert (R), until July 18, 1930 Michael Reilly (D), from November 4, 1930 . Merlin Hull (R) . Edward E. Browne (R) . George J. Schneider (R) . James A. Frear (R) . Hubert H. Peavey (R) Wyoming . Vincent Carter (R) Non-voting members . Daniel Sutherland (R) . Victor S. K. Houston (R) . Pedro Guevara (Nac.) . Camilo Osías (Nac.) . Félix Córdova Dávila Changes in membership The count below reflects changes from the beginning of the first session of this Congress. Senate Replacements: 15 Democratic: 3-seat net gain Republican: 1-seat net loss Deaths: 5 Resignations: 3 Interim appointments: 6 Total seats with changes: 9 |- | Kansas(3) | Vacant | Charles Curtis (R) had resigned at end of previous congress to become Vice President of the United States.Successor appointed April 1, 1929, to continue the term.Successor later lost nomination to finish the term, see below. | nowrap | Henry J. Allen (R) | April 1, 1929 |- | Pennsylvania(3) | Vacant | Sen.-elect William S. Vare (R) was apparently elected but vote was never certified by the Governor due to election irregularities. The Senate refused to qualify him and he was formally unseated December 9, 1929.Successor appointed December 11, 1929.Successor later lost nomination to finish the term, see below. | nowrap | Joseph R. Grundy (R) | December 11, 1929 |- | Tennessee(2) | nowrap | Lawrence Tyson (D) | Died August 24, 1929.Successor appointed September 2, 1929, to continue the term.Successor was also later elected November 4, 1930, to finish the term. | nowrap | William E. Brock (D) | September 2, 1929 |- | Ohio(3) | nowrap | Theodore E. Burton (R) | Died October 28, 1929.Successor appointed November 5, 1929, to continue the term.Successor