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