William Edmond Gates (December 8, 1863 – April 24, 1940) was an American Mayanist. Most of his research focused around Mayan language hieroglyphs. He also collected Mesoamerican manuscripts. Gates studied Mayan based languages like Yucatec Maya, Ch'olti', Huastec and Q'eqchi'. Biographies state that he could speak at least 13 languages. Works and archives related to Gates reside in the collections of Brigham Young University.