Melissa Bishop-Nriagu (born August 5, 1988) is a Canadian runner who specialises in the 800 metres. She competed at the 2012, 2016 Olympics and 2020 Olympics, and won a silver medal at the 2015 World Athletics Championships. Her World Championship medal was the first ever medal in the 800 m by a Canadian woman. Bishop-Nriagu graduated from University of Windsor and is only the third Canadian woman to achieve a time under 2:00 minutes in the 800 m. She is currently the national record holder for this distance.