California gubernatorial election, 2010 Republican primary Republican primary

| Poll_source | Dates_administered | Tom_Campbell_ | Meg_Whitman | Steve_Poizner | Peter_Foy_ |
|---|---|---|---|---|---|
| Public Policy Institute of California | January 27, 2010 | — | 41% | 11% | — |
| Research 2000 | March 10, 2010 | — | 52% | 19% | — |
| The Field Poll | March 17, 2010 | — | 63% | 14% | — |
| Public Policy Institute of California | March 24, 2010 | — | 61% | 11% | — |
| USC/Los Angeles Times | March 23–30, 2010 | — | 60% | 20% | — |
| Survey USA | April 19–21, 2010 | — | 49% | 27% | — |
| Survey USA | May 6–9, 2010 | — | 39% | 37% | — |
| Research 2000 | May 17–19, 2010 | — | 46% | 36% | — |
| Public Policy Institute of California | May 19, 2010 | — | 38% | 29% | — |
| Public Policy Polling | May 21–23, 2010 | — | 51% | 26% | — |
| USC/Los Angeles Times | May 19–26, 2010 | — | 53% | 29% | — |
| Survey USA | June 3–6, 2010 | — | 59% | 30% | — |