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