MAJORITY

• 5Abraham A. Ribicoff

  [D] CT, United States

  Ended 01/23/1979
• 0JOHN LITTLE MCCLELLAN

  [D] AR, United States

  Ended 11/28/1977
• 0Henry Martin Jackson

  [D] WA, United States

  Ended 01/23/1979
• 4Edmund Muskie

  [D] ME, United States

  Ended 01/23/1979
• 0LEE METCALF

  [D] MT, United States

  Ended 01/12/1978
• 16Thomas Eagleton

  [D] MO, United States

  Began 02/11/1977

  Ended 01/23/1979
• 0James Browning Allen

  [D] AL, United States
• 57Lawton Chiles Jr.

  [D] FL, United States

  Ended 01/23/1979
• 587Samuel Nunn

  [D] GA, United States

  Ended 01/23/1979
• 453John Glenn Jr.

  [D] OH, United States

  Ended 01/23/1979
• 283James "Jim" R. Sasser

  [D] TN, United States

  Ended 01/23/1979

MINORITY

• 6Charles H. Percy

  [R] IL, United States

  Ended 01/23/1979
• 0JACOB KOPPEL JAVITS

  [R] NY, United States

  Ended 01/23/1979
• 546William V. Roth Jr.

  [R] DE, United States

  Ended 01/23/1979
• 1,035Theodore "Ted" F. Stevens

  [R] AK, United States

  Began 02/22/1977

  Ended 01/23/1979
• 50Lowell P. Weicker Jr.

  [R] CT, United States

  Ended 02/22/1977
• 861Richard "Dick" G. Lugar

  [R] IN, United States

  Ended 02/22/1977
• 30Charles Mathias

  [R] MD, United States

  Began 02/22/1977

  Ended 01/23/1979
• 1,978Orrin Hatch

  [R] UT, United States

  Ended 02/22/1977
• 394John C. Danforth

  [R] MO, United States

  Began 02/22/1977

  Ended 01/23/1979
• 202Henry "John" Heinz

  [R] PA, United States

  Began 02/22/1977

  Ended 01/23/1979

OTHER

• 0MURIEL HUMPHREY

  [D] MN, United States

  Began 02/07/1978

  Ended 11/07/1978