Ray K. Metzker (born 1931) is a major American photographer known for both his work in cityscape and landscape photography and for his large "multiples", assemblages of printed strips and single frames.
He was a student of Harry Callahan and Aaron Siskind at the Institute of Design in Chicago. He taught for many years at the Philadelphia College of Art (now known as the University of the Arts). He also taught at the University of New Mexico.
His work has been collected by the Art Institute of Chicago, the Los Angeles County Museum of Art, the Museum of Fine Arts, Houston, the Museum of Modern Art, New York and many others.
He is the author of eight books and the recipient of a Guggenheim Fellowship in 1966[1], two National Endowment for the Arts Fellowships (1975[2] and 1988[3]), and a Bernheim Fellowship.
He is originally from Wisconsin and lives in Philadelphia.