Mary Butler Lewis

Mary Butler Lewis (1903–1970) was an American archaeologist, anthropologist, and public educator best known for her contributions to the fields of Mesoamerican archaeology and Northeastern and Central U.S. prehistory. She was the first female archaeologist to earn a doctorate degree from the department of anthropology at the University of Pennsylvania, as well as one of the first female archaeologists to earn a Ph.D. in the United States. She worked with the University of Pennsylvania Museum as the assistant of the American section and as a research assistant, where she conducted her own fieldwork in Piedras Negras in Guatemala. She pioneered research on Mesoamerican pottery and ceramics, which paved the way for many new projects. President of the Philadelphia Anthropological Society, Butler conducted historical research in Pennsylvania and New York.