Gareth Thomas is a celebrated Welsh former rugby union and league player who has become a prominent advocate for LGBTQ+ rights and HIV awareness. Born on 25 July 1974 in Sarn, Bridgend, Wales, Thomas enjoyed a distinguished rugby career, earning 100 caps for the Wales national rugby union team and captaining both his country and the British & Irish Lions. His versatility on the field saw him excel in multiple positions, including fullback, wing, and centre.

In December 2009, Thomas made headlines by becoming the first openly gay professional rugby union player, a courageous move that challenged stereotypes and opened doors for greater inclusivity in sports. His openness about his sexuality has inspired many and positioned him as a role model within and beyond the sporting community.​

Furthering his advocacy, Thomas publicly revealed in September 2019 that he is living with HIV. By sharing his diagnosis, he aimed to combat stigma and misinformation surrounding the condition, emphasizing that people living with HIV can lead healthy, active lives. His announcement was met with widespread support and has been instrumental in raising awareness and understanding of HIV.

Beyond his activism, Thomas has participated in various media ventures, including reality television, where he continues to challenge perceptions and promote messages of resilience and acceptance. His autobiography, "Proud," offers an intimate look into his life, detailing his experiences as a professional athlete and his journey toward self-acceptance. ​Gareth Thomas's transition from rugby legend to influential advocate underscores his dedication to fostering a more inclusive and informed society. His efforts have not only paved the way for greater acceptance in sports but have also contributed significantly to public discourse on LGBTQ+ rights and health awareness.