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