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