| Brenda Cox | |
| Birth Name: | Brenda Cox |
| Birth Date: | 17 April 1944 |
| Death Date: | 6 May 2015 |
| Country: |  |
| Show-Medals: | yes |
Brenda Cox (17 April 1944 – 6 May 2015) was an Australian sprinter. At the 1962 British Empire and Commonwealth Games in Perth she won silver over 100 yards, finished fourth over 220 yards and won gold with the Australian 4 x 110-yard team.