Governor Chris Christie (R-NJ)
Former Alaska Governor Sarah Palin (R-AK)
Governor Rick Scott (R-FL)
Neurosurgeon Ben Carson
Former Arkansas Governor Mike Huckabee
Former NYC Mayor Rudy Giuliani
Former Governor Jan Brewer (R-AZ)
Former Senator Scott Brown (R-MA)
Former HP CEO Carly Fiorina
Governor John Kasich (R-OH)
MSNBC Host Joe Scarborough
Businessman Carl Icahn
Governor Brian Sandoval (R-NV)
Governor Susana Martinez (R-NM)
Former Speaker of the House Newt Gingrich
Senator Joni Ernst (R-IA)
Senator Rand Paul (R-KY)