Charles Fried, Former Endorser and Adviser to John McCain
Neoconservative Academic Francis Fukuyama
Republican Charles McC. Mathias Jr., a former Senator & Congressman from Maryland.
At least 50 newspapers that backed George W. Bush
CC Goldwater, Barry Goldwater's granddaughter
Former Republican senator and Connecticut independent Gov. Lowell P. Weicker Jr.
Longtime Wisconsin Republican State Senator Barbara Lorman
Scott McClellan, former press secretary to President Bush.
Former Minnesota Gov. Arne Carlson, a Republican
Former Massachusetts Gov. William Weld, a Republican
Retired four-star Air Force General Merrill Tony McPeak
Douglas Kmiec, a professor at the Pepperdine University School of Law who was co-chairman
of Mitt Romneys presidential campaigns Committee for the Courts and the Constitution; worked in the Reagan Justice Department (sharing an office with Samuel Alito).
Susan Eisenhower, granddaughter of President Dwight D. Eisenhower and a self-described lifelong Republican.
Julie Nixon Eisenhower.
Bill Ruckelshaus, who served in both the Nixon and Reagan administrations, announced that he is supporting Democrat Barack Obama for president.
Former L.A. mayor, Republican Richard Riordan
Linwood Holton, Former GOP Governor of Virginia
Former U.S. Rep. Jim Leach, R-Iowa
Former Sen. Lincoln Chafee, who served in the US Senate from 1999 to 2006 as a Republican representing Rhode Island.
Former Sen. Larry Pressler (R-S.D.)
Rep. Wayne Gilchrest, Republican from Maryland
Source: Republicans for Obama