Rudy Giuliani
Early polling in Oklahoma showed Oklahoma Republicans preferred Rudy Giuliani over John McCain. A February 9–13, 2007 by the American Research Group showed Oklahoma Republicans preferred Rudy Giuliani, 37%, over John McCain, 21%. Three months later, a May 16, 2007 Tulsa World/KOTV poll showed Rudy Giuliani, 32%, retained his lead over John McCain, 23%.