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