| Jimmy Gaynor | |
| Fullname: | James Bernard Gaynor |
| Birth Date: | 22 May 1875 |
| Birth Place: | Daylesford, Victoria |
| Death Place: | Auckland, New Zealand |
| Originalteam: | Carlton District |
| Statsend: | 1904 |
| Years1: | 1904 |
| Games Goals1: | 1 (0) |
James Bernard Gaynor (22 May 1875 – 20 November 1918) was an Australian rules footballer who played with Carlton in the Victorian Football League (VFL).[1]