Antonio Ramon Díaz Sánchez (born July 14, 1962) is a Cuban dissident. He participated in the gathering of signatures for the Varela project and was a member of the Christian Liberation Movement. Antonio Díaz Sánchez was imprisoned during the 2003 crackdown on dissidents. Amnesty International declared him a prisoner of conscience. His wife, Gisela Sanchez Verdecia, was active in the Ladies in White. In 2010, Díaz Sánchez was exiled to Spain along with nineteen other political prisoners.