| Gerald J. O'Gara | |
| Birth Date: | 11 October 1902 |
| Birth Place: | San Francisco, California, U.S. |
| State Senate: | California |
| District: | 14th |
| Term: | January 6, 1947 - January 3, 1955 |
| Preceded: | John F. Shelley |
| Succeeded: | Robert I. McCarthy |
| Party: | Democratic |
| Spouse: | Antionette Tobin (m. 1940s) Mary Orme Johnson (m. 1947) |
| Battles: | World War II |
Gerald J. O'Gara (October 11, 1902 - October 7, 1989) served in the California State Senate for the 14th district from 1947 to 1955 and a member of the San Francisco Board of Supervisors. During World War II he served in the United States Navy.[1]