Tia-Clair Toomey is an Australian weightlifter and CrossFit Games athlete. She competed in the women's 58 kg event at the 2018 Commonwealth Games in the Gold Coast and won gold. She competed in the women's 58 kg event at the 2016 Summer Olympics and came in 14th. In the CrossFit Games, she was the winner of the 2017, 2018, and 2019 CrossFit Games after being the runner-up in 2015 and 2016. She is the first three-time consecutive CrossFit women's champion.