Crystal Emmanuel-Ahye (born November 27, 1991) is a Canadian sprinter who specialises in the 200 metres.

[2][3][8] At the 2013 World Championships in Athletics, she was eliminated in the heats after being disqualified for a lane infringement.

[7] It broke the Canadian record set at the 2013 World Championships, where Emmanuel-Ahye also ran the lead off leg.

[7] When Emmanuel-Ahye won the 100 and 200 m titles at the Canadian Championships in 2011, she was the first woman to win both events since 2003.

[10] Outdoor Indoor This biographical article relating to Canadian athletics and track and field is a stub.