California gubernatorial election, 2010 Republican primary Republican primary

| Poll_source | Dates_administered | Tom_Campbell_ | Meg_Whitman | Steve_Poizner | Peter_Foy_ |
|---|---|---|---|---|---|
| Capitol Weekly/Probolsky | January 22–5, 2009 | 15% | 14% | 4% | 1% |
| The Field Poll | February 20–March 1, 2009 | 18% | 21% | 7% | — |
| Capitol Weekly/Probolsky | May 25, 2009 | 13% | 10% | 8% | 1% |
| Research 2000 | August 9, 2009 | 19% | 24% | 9% | — |
| The Field Poll | September 18–October 5, 2009 | 20% | 22% | 9% | — |
| USC/Los Angeles Times | October 27–November 3, 2009 | 27% | 35% | 10% | — |
| Public Policy Institute of California | December 16, 2009 | 12% | 32% | 8% | — |
| The Field Poll | January 5–17, 2010 | — | 45% | 17% | — |
| The Field Poll | January 5–17, 2010 | 22% | 36% | 9% | — |