

Lia Thomas has been officially banned from competing in the 2025 Olympics after the Court of Arbitration for Sport (CAS) upheld World Aquatics’ gender policy, which prohibits transgender women who have undergone male puberty from competing in women’s events. This decision follows Thomas’ challenge to the policy, which was dismissed.
Thomas made history in 2022 as the first transgender woman to win an NCAA swimming championship, sparking widespread discussions on gender identity in sports. However, the ruling places a significant obstacle in her path to the Olympics, as she transitioned after going through male puberty. World Aquatics’ gender policy allows only those who transitioned before puberty to compete in women’s events.
While the decision has been met with praise from those advocating for fair competition, it has sparked criticism from transgender rights groups, who view it as discriminatory. Thomas, in response, condemned the ban, calling it a denial of opportunities for transgender women. This ruling is part of a broader trend of tightening regulations on transgender athletes in various sports, raising important questions about inclusivity and fairness.