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