Tanya Bailey (born 15 March 1981 in Dampier, Western Australia) is an Australian amateur BMX cyclist. Bailey has been a part of the national BMX cycling team for more than 10 years, but granted her first and only opportunity to represent her nation Australia at the 2008 Summer Olympics, where she became a semifinalist in the women's elite category. In that same year, Bailey has also reached her ample success in the sport, finishing second at the Australian national championships and Supercross World Cup, both were held in Adelaide, South Australia. Throughout her sporting career, Bailey has been training with her personal and assistant national coach Wade Bootes for the Wanneroo BMX Club in Gold Coast, Queensland.