Withdrawn Candidacy
- Ron PAUL (R) - Congressman from Texas
- Chuck Hagel (R) - Senator from Nebraska[2]
- Rudi Giuliani (R) - Former Mayor of New York[25]
- Mitt Romney (R) - Former Governor of MA[10]
- Mike Huckabee (R) - Former Governor of AR[15]
- Fred Thompson (R) - Former Senator from TN[7]
- Duncan Hunter (R) - Congressman from CA[7]
- Tom Tancredo (R) - Congressman from Colorado[3]
- Other Republican Candidates[5]