| Tanya Holliday | |
| Birth Date: | 21 September 1988 |
| Sport: | Track and field |
| Event: | 20 kilometres race walk |
Tanya Holliday (born 21 September 1988) is an Australian race walker. She competed in the women's 20 kilometres walk event at the 2016 Summer Olympics.[1] In 2016, she finished in 15th place in the women's 20 km walk at the 2016 IAAF World Race Walking Team Championships held in Rome, Italy.[2]