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