| Brianna Beahan | |
| Birth Date: | 1 November 1991 |
| Birth Place: | Joondalup, Perth, Western Australia |
| Nationality: | Australian |
| Sport: | Athletics |
| Event: | 100 metres hurdles |
Brianna Beahan (born 1 November 1991) is an Australian track and field athlete who specializes in the 100 metres hurdles.[1] She won a gold medal in 100 metres hurdles at the 2019 Oceania Athletics Championships in Townsville.[1] Representing Australia at the 2019 World Athletics Championships, she reached the semi-finals in women's 100 metres hurdles.[2]
Beahan was born in Joondalup, and is educated at the Edith Cowan University in Perth, Western Australia.[3]