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