Ramón Ismael Medina Bello (born 29 April 1966 in Gualeguay, Entre Rios), nicknamed El Mencho, is an Argentine former football striker who has played at club level in Argentina and Japan.
Medina Bello went to play in Japan for the Yokohama Marinos until 1996 when he returned to River Plate. He retired in 1999 in Talleres and after two years of retirement played for Dock Sud in the Argentine Soccer League Fourth Division. In 2005, he played for Juventud Unida where he retired for good.