Antonio Leyza Sanchez (died March 27, 2021) was a Filipino politician who served as mayor of Calauan, Laguna from 1980 to 1986 and from 1988 to 1993. He is the convicted mastermind in the murders of Eileen Sarmenta and Allan Gomez, both students of the University of the Philippines, Los Baños (UPLB), in 1993.