As of November 2014, that hasn't been determined. However, Republicans who have expressed interest are:
John McCain ran in 2008.
The Republican candidate for President in 1876 was Rutherford B. Hayes.
John Fremont was noted as an explorer before running for president in 1856.
President: Barack Obama (Democrat) Mitt Romney (Republican) Vice President: Joe Biden (Democrat) Paul Ryan (Republican)
NO- Fremont ran for President as a Republican in 1856, but lost to Buchanan.
Abraham Lincoln, the Republican candidate was elected US president in 1860. His running mate was Hannibal Hamlin from Maine. The was the first time that a Republican president was elected.This was true, what deflates and at the same time credits, the accomplishment was that the Republican Party was less than 10 years old.
Mitt Romney is the Republican candidate running for president in 2012.
Rick SANTORUM is a republican candidate running for president
a pain killer John McCain
The republican candidate was George Herbert Walker Bush, 41st president running for re-election.
He was the Republican candidate for President.
Paul Ryan, Congressman from WI ,is the Republican candidate for VP in 2012.
The Republican candidate cannot start his presidential campaign until a Republican candidate is selected. The President probably won't start his campaign until he knows exactly who he will be running against.
Sarah Palin, governor of Alaska , was the candidate.
John C. Fremont, the first Republican candidate for President, was noted as an explorer and soldier.
Alf Landon
The two men who ran for Vice President were Joseph Biden (Democrat) and Paul Ryan (Republican). Since President Obama won re-election in 2012, and Joe Biden was his running-mate, Mr. Biden won a second term as Vice President.
The incumbent, Gerald R. Ford, ran for another term in 1976. Bob Dole was his running mate.