Martha Zelt (born 1930) is an American printmaker. A native of Washington, Pennsylvania, Zelt received her bachelor's degree from Temple University. Other institutions at which she studied include Connecticut College; the Pennsylvania Academy of the Fine Arts; the New School for Social Research, under Antonio Frasconi; the Museum of Modern Art of São Paulo, under Johnny Friedlaender; and the University of New Mexico, under Garo Antreasian. Her work is in the collection of the Smithsonian American Art Museum and the Pennsylvania Academy of the Fine Arts.