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