
Senior Senator from Delaware
Incumbent
Assumed office January 3, 1973
Serving with Tom Carper
Preceded by J. Caleb Boggs
Chairman of the Senate Committee on the Judiciary
In office January 4, 1987 – January 3, 1995
Preceded by Strom Thurmond
Succeeded by Orrin Hatch

11th Governor of Alaska
Incumbent
Assumed office December 4, 2006
Lieutenant Sean Parnell
Preceded by Frank Murkowski
Chairperson, Alaska Oil and Gas Conservation Commission
In office 2003 – 2004
Preceded by Camille Oechsli Taylor
Succeeded by John K. Norman

Senior Senator from Arizona
Incumbent
Assumed office January 3, 1987, Serving with Jon Kyl
Preceded by Barry Goldwater

Junior Senator from Illinois
Incumbent
Assumed office January 4, 2005
Serving with Richard Durbin
Preceded by Peter Fitzgerald
Member of the Illinois Senate from the 13th district
In office January 8, 1997 – November 4, 2004
Preceded by Alice J. Palmer
Succeeded by Kwame Raoul