Mark Christopher Steinmetz (born March 31,1961) is an American photographer. He makes black and white photographs "of ordinary people in the ordinary landscapes they inhabit".

Steinmetz's work was shown in a group exhibition at the Museum of Modern Art, New York in 1993/1994 and in solo exhibitions at the Ogden Museum of Southern Art in 2015, the High Museum of Art in 2018 and at Fotohof in Salzburg, Austria in 2019. He is the recipient of a Guggenheim Fellowship.

His work is held in the collections of the Art Institute of Chicago, Hunter Museum of American Art, Museum of Contemporary Photography, Chicago, Metropolitan Museum of Art, Whitney Museum of American Art and Museum of Modern Art, New York, and Nelson-Atkins Museum of Art."