Loes Gunnewijk (born 27 November 1980 in Groenlo) is a Dutch former professional racing cyclist, who rode professionally between 2004 and 2015.

Gunnewijk was a member of the Dutch national team together with Ellen van Dijk, Marianne Vos and Annemiek van Vleuten in the road race at the 2012 Summer Olympics where Vos won the gold medal.

[1] Gunnewijk announced her retirement from the sport in May 2015, subsequently completing the Union Cycliste Internationale's Sports Directors Diploma course in November 2015.

[2] Between May and the end of 2016, Gunnewijk joined her old cycling team Orica–AIS as a trainee directeur sportif.

[3] Since 2017, Gunnewijk has been the head junior women's coach and assistant para-cycling coach for the Dutch cycling national federation KNWU.