Hayley Simmonds (born 22 July 1988) is a British racing cyclist, who currently rides for UCI Women's Team BTC City Ljubljana.She was originally a rower at Cambridge University.
In 2015, she won the British National Time Trial Championships, and in August 2015 she set a new British national 10 mile time record with a time of 19:46.
Simmonds joined the UnitedHealthcare team in January 2016, however in June of that year she announced that she was leaving the team after struggling to find an efficient position on their Wilier Triestina time trial bicycles.