| Pre-boomer | Brock Adams,
Daniel Akaka,
Max Baucus,
Lloyd Bentsen,
Joe Biden,
Jeff Bingaman,
Bill Bradley,
John Breaux,
Richard Bryan,
Robert Byrd,
Dennis DeConcini,
Alan Dixon,
Chris Dodd,
Jim Exon,
Wendell Ford,
John Glenn,
Bob Graham,
Tom Harkin,
Howell Heflin,
Fritz Hollings,
Daniel Inouye,
Bennett Johnston,
Edward Kennedy,
Bob Kerrey,
John Kerry,
Herb Kohl,
Frank Lautenberg,
Carl Levin,
Joseph Lieberman,
Howard Metzenbaum,
George Mitchell,
Daniel Moynihan,
Sam Nunn,
Claiborne Pell,
David Pryor,
Donald Riegle,
Chuck Robb,
Jay Rockefeller,
Paul Sarbanes,
James Sasser,
Richard Shelby,
Paul Simon,
Arlen Specter,
Harris Wofford | Conrad Burns,
John Chafee,
Dan Coats,
Thad Cochran,
Larry Craig,
Jack Danforth,
Bob Dole,
Pete Domenici,
Alfonse D'amato,
Slade Gorton,
Chuck Grassley,
Orrin Hatch,
Mark Hatfield,
James Jeffords,
Nancy Kassebaum,
Trent Lott,
Richard Lugar,
Connie Mack,
Mitch McConnell,
Robert Packwood,
Larry Pressler,
William Roth,
Warren Rudman,
Alan Simpson,
Robert Smith,
Ted Stevens,
Steven Symms,
Strom Thurmond,
Malcolm Wallop,
John Warner | Kit Bond,
David Boren,
Hank Brown,
Dale Bumpers,
Jocelyn Burdick,
William Cohen,
Alan Cranston,
David Durenberger,
Wyche Fowler,
Jake Garn,
Phil Gramm,
Jesse Helms,
Robert Kasten,
Patrick Leahy,
John McCain,
Barbara Mikulski,
Frank Murkowski,
Harry Reid,
Terry Sanford,
John Seymour,
Paul Wellstone,
Tim Wirth |