Casimero Bustamante Padilla Sr. (March 4, 1926 – January 17, 1988), professionally known as Roy Padilla, was a Filipino Politician serving as Governor of the province of Camarines Norte, a member of Corazon Aquino's People Power ticket. He was succeeded by his son, Roy Padilla Jr. He briefly went on to use the name "Carlos Roy Padilla" on his earlier brief stint as an actor and director. He was president after his tenure as vice-president of Miners' International Federation based in England.