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