William Omar Landrón Rivera (born February 10, 1978), known by his stage name Don Omar, is a Puerto Rican singer, songwriter and actor. He is sometimes referred to by his nickname El Rey (In Spanish: "The King").

Don Omar was born in puerto rico February 10, 1978 and raised in Carolina, Puerto Rico, the oldest son of William Landrón and Luz Antonia Rivera. From an early age, he showed interest in the music of Vico C and Brewley MC. During his youth, he became an active member of a Protestant church, Iglesia Evangélica Restauración en Cristo in Bayamón where he occasionally offered sermons. However, after four years, he left the church to dedicate himself to singing.