David Michael Pendergast, FRSC (born 1934) is an American archaeologist, and is most famous for his work at Altun Ha and Lamanai, Belize. He received a Bachelor of Arts in Anthropology in 1955 from the University of California, Berkeley, and earned his Ph.D. in 1961 at the University of California, Los Angeles, studying with Clement Meighan. He was later married to Elizabeth Graham, also a Mesoamerican Archaeologist.