Ramón Pereyra Jacinto (born June 3, 1945), best known by his initials RJ, is a Filipino businessman, musician and radio TV personality. He previously served as Undersecretary for Government Digital Broadcast Television and the Digitization of the Entertainment Industry Sector in Department of Information and Communications Technology. He is also the founder and chairman of Philippine rock-and-roll radio station DZRJ and the Rajah Broadcasting Network.