| Jessica Thornton | |
| Sport: | Track and field |
| Event: | 200 metres, 400 metres |
| Nationality: | Australian |
| Birth Date: | 1998 4, df=yes |
| Birth Place: | Australia |
| Height: | [1] |
| Weight: | 59 kg |
| Pb: | 200 m: 23.26 (2016) 400 m: 52.05 (2016) |
Jessica Thornton (born 12 April 1998) is an Australian track and field sprinter who competes in the 200 metres and 400 metres. She represented her country at the 2016 Summer Olympics. She holds a personal best of 52.05 seconds for the 400 m.[2]
She was born in Randwick, New South Wales and studied nutrition science at the University of Wollongong. Thornton won the 400 m at the 2014 Summer Youth Olympics, setting a personal best of 52.50 seconds to beat Bahrain's Salwa Eid Naser.[3] She ran for the Asia-Pacific relay team at the 2014 IAAF Continental Cup, though the team finished last. She was a relay finalist at the 2016 Summer Olympics alongside Anneliese Rubie, Caitlin Sargent and Morgan Mitchell.[4]
| 2014 | Youth Olympic Games | Nanjing, China | bgcolor=gold | 1st | 400 m | 52.50 |
| Continental Cup | Marrakech, Morocco | 4th | 4 × 400 m relay | 3:36.89 | ||
| 2016 | World U20 Championships | Bydgoszcz, Poland | 4th | 400 m | 52.05 | |
| 7th (h) | 4 × 400 m relay | 3:37.83 | ||||
| Olympic Games | Rio de Janeiro, Brazil | 8th | 4 × 400 m relay | 3:27.45 |