State> | gcolor="#cccccc"|Incumbent | bgcolor="#cccccc"|Party | bgcolor="#cccccc"|Status | bgcolor="#cccccc"|Opposing Candidates |
| a href="/encyclopedia/Alabama" title="Alabama">Alabama | Howell Heflin | Democrat | Re-elected, 60.7 - 39.3 | Bill Cabaniss (Republican) |
| a href="/encyclopedia/Alaska" title="Alaska">Alaska | Ted Stevens | Republican | Re-elected, 67.2 - 32.8 | Michael Beasley (Democrat) |
| a href="/encyclopedia/Arkansas" title="Arkansas">Arkansas | David H. Pryor | Democrat | Re-elected, unopposed | |
| a href="/encyclopedia/Colorado" title="Colorado">Colorado | William L. Armstrong | Republican | Retired: Republican victory, 57.2 - 42.8 | Hank Brown (Republican) Josie Heath (Democrat) |
| a href="/encyclopedia/Delaware" title="Delaware">Delaware | Joseph R. Biden, Jr. | Democrat | Re-elected, 63.4 - 36.6 | M. Jane Brady (Republican) |
| a href="/encyclopedia/Georgia-(U.S.-state)" title="Georgia (U.S. state)">Georgia | Sam Nunn | Democrat | Re-elected, unopposed | |
| a href="/encyclopedia/Hawaii" title="Hawaii">Hawaii1 | Daniel K. Akaka | Democrat | Re-elected, 54.0 - 44.6 | Patricia Saiki (Republican) |
| a href="/encyclopedia/Idaho" title="Idaho">Idaho | James A. McClure | Republican | Retired: Republican victory, 61.3 - 38.7 | Larry E. Craig (Republican) Ron J. Twilegar (Democrat) |
| a href="/encyclopedia/Illinois" title="Illinois">Illinois | Paul Simon | Democrat | Re-elected, 64.9 - 35.1 | Lynn Martin (Republican) |
| a href="/encyclopedia/Indiana" title="Indiana">Indiana2 | Daniel R. Coats | Republican | Re-elected, 53.7 - 46.3 | Baron P. Hill (Democrat) |
| a href="/encyclopedia/Iowa" title="Iowa">Iowa | Tom Harkin | Democrat | Re-elected, 54.0 - 46.0 | Tom Tauke (Republican) |
| a href="/encyclopedia/Kansas" title="Kansas">Kansas | Nancy Landon Kassebaum | Republican | Re-elected, 73.6 - 26.4 | Dick Williams (Democrat) |
| a href="/encyclopedia/Kentucky" title="Kentucky">Kentucky | Mitch McConnell | Republican | Re-elected, 52.2 - 47.8 | Harvey Sloane (Democrat) |
| a href="/encyclopedia/Louisiana" title="Louisiana">Louisiana | J. Bennett Johnston | Democrat | Re-elected, in Primary | |
| a href="/encyclopedia/Maine" title="Maine">Maine | William S. Cohen | Republican | Re-elected, 61.4 - 38.6 | Neil Rolde (Democrat) |
| a href="/encyclopedia/Massachusetts" title="Massachusetts">Massachusetts | John F. Kerry | Democrat | Re-elected, 56.9 - 43.1 | Jim Rappaport (Republican) |
| a href="/encyclopedia/Michigan" title="Michigan">Michigan | Carl Levin | Democrat | Re-elected, 58.3 - 41.7 | Bill Schuette (Republican) |
| a href="/encyclopedia/Minnesota" title="Minnesota">Minnesota | Rudy Boschwitz | Republican | Defeated, 51.5 - 48.5 | Paul Wellstone (Democrat) |
| a href="/encyclopedia/Mississippi" title="Mississippi">Mississippi | Thad Cochran | Republican | Re-elected, unopposed | |
| a href="/encyclopedia/Montana" title="Montana">Montana | Max Baucus | Democrat | Re-elected, 69.8 - 30.2 | Allen C. Kolstad (Republican) |
| a href="/encyclopedia/Nebraska" title="Nebraska">Nebraska | J. James Exon | Democrat | Re-elected, 59.1 - 40.9 | Hal Daub (Republican) |
| a href="/encyclopedia/New-Hampshire" title="New Hampshire">New Hampshire | Gordon J. Humphrey | Republican | Retired: Republican victory, 67.3 - 32.7 | Robert C. Smith (Republican) John A. Durkin (Democrat) |
| a href="/encyclopedia/New-Jersey" title="New Jersey">New Jersey | Bill Bradley | Democrat | Re-elected, 51.5 - 48.5 | Christine Todd Whitman (Republican) |
| a href="/encyclopedia/New-Mexico" title="New Mexico">New Mexico | Pete V. Domenici | Republican | Re-elected, 72.9 - 27.1 | Tom R. Benavides (Democrat) |
| a href="/encyclopedia/North-Carolina" title="North Carolina">North Carolina | Jesse Helms | Republican | Re-elected, 52.5 - 47.5 | Harvey B. Gantt (Democrat) |
| a href="/encyclopedia/Oklahoma" title="Oklahoma">Oklahoma | David L. Boren | Democrat | Re-elected, 83.2 - 17.8 | Stephen Jones (Republican) |
| a href="/encyclopedia/Oregon" title="Oregon">Oregon | Mark O. Hatfield | Republican | Re-elected, 53.9 - 46.1 | Harry Lonsdale (Democrat) |
| a href="/encyclopedia/Rhode-Island" title="Rhode Island">Rhode Island | Claiborne Pell | Democrat | Re-elected, 61.8 - 38.2 | Claudine Schneider (Republican) |
| a href="/encyclopedia/South-Carolina" title="South Carolina">South Carolina | Strom Thurmond | Republican | Re-elected, 66.3 - 33.7 | Bob Cunningham (Democrat) |
| a href="/encyclopedia/South-Dakota" title="South Dakota">South Dakota | Larry Pressler | Republican | Re-elected, 52.4 - 45.1 - 2.5 | Ted Muenster (Democrat) Dean L. Sinclair (Independent) |
| a href="/encyclopedia/Tennessee" title="Tennessee">Tennessee | Al Gore | Democrat | Re-elected, 69.6 - 30.4 | Dwight Henry (Republican) |
| a href="/encyclopedia/Texas" title="Texas">Texas | Phil Gramm | Republican | Re-elected, 61.7 - 38.3 | Hugh Parmer (Democrat) |
| a href="/encyclopedia/Virginia" title="Virginia">Virginia | John W. Warner | Republican | Re-elected, 81.6 - 18.4 | Nancy B. Spannaus (Independent) |
| a href="/encyclopedia/West-Virginia" title="West Virginia">West Virginia | John D. Rockefeller IV | Democrat | Re-elected, 68.5 - 31.5 | John Yoder (Republican) |
| a href="/encyclopedia/Wyoming" title="Wyoming">Wyoming | Alan K. Simpson | Republican | Re-elected, 66.4 - 33.6 | Kathy Helling (Democrat)
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