later lost election to finish the term, see below. | nowrap | Roscoe C. McCulloch (R) | November 5, 1929 |- | New Jersey(2) | nowrap | Walter E. Edge (R) | Resigned November 21, 1929, to become U.S. Ambassador to France.Successor appointed November 30, 1929, to continue the term.Successor later did not run to finish the term, see below. | nowrap | David Baird Jr. (R) | November 30, 1929 |- | Wyoming(2) | nowrap | Francis E. Warren (R) | Died November 24, 1929.Successor appointed December 5, 1929.Successor later did not run to finish the term, see below. | nowrap | Patrick J. Sullivan (R) | December 5, 1929 |- | Kentucky(2) | nowrap | Frederic M. Sackett (R) | Resigned January 9, 1930, to become U.S. Ambassador to Germany.Successor appointed January 11, 1930, to continue the term.Successor later lost election to finish the term, see below. | nowrap | John M. Robsion (R) | January 11, 1930 |- | Wyoming(2) | nowrap | Patrick Joseph Sullivan (R) | Interim appointee did not run to finish the term.Successor elected November 4, 1930. | nowrap | Robert D. Carey (R) | December 1, 1930 |- | Kansas(3) | nowrap | Henry J. Allen (R) | Interim appointee lost election to finish the term.Successor elected November 4, 1930. | nowrap | George McGill (D) | December 1, 1930 |- | Kentucky(2) | nowrap | John M. Robsion (R) | Interim appointee lost election to finish the term.Successor elected November 4, 1930. | nowrap | Ben M. Williamson (D) | December 1, 1930 |- | Ohio(3) | nowrap | Roscoe C. McCulloch (R) | Interim appointee lost election to finish the term.Successor elected November 4, 1930. | nowrap | Robert J. Bulkley (D) | December 1, 1930 |- | Pennsylvania(3) | nowrap | Joseph R. Grundy (R) | Interim appointee lost nomination to finish the term.Successor elected November 4, 1930. | nowrap | James J. Davis (R) | December 2, 1930 |- | New Jersey(2) | nowrap | David Baird Jr. (R) | Interim appointee did not run to finish the term.Successor elected November 4, 1930. | nowrap | Dwight Morrow (R) | December 3, 1930 |- | North Carolina(3) | nowrap | Lee S. Overman (D) | Died December 12, 1930.Successor appointed December 13, 1930, to continue the term.Successor later lost election to finish the term, see (72nd United States