Mathieu Asselin (born 25 June 1973) is a French-Venezuelan photographer artist specializing in documentary photography and portraiture related to social issues.
He is based in New York City.
In 2017 his book Monsanto: A Photographic Investigation, "a powerful indictment of corporate power and ecological irresponsibility", won the Paris Photo-Aperture Foundation First PhotoBook Award and was a finalist for the Deutsche Börse Photography Prize.