Juan Rafael Estrella Ureña (born Santiago de los Caballeros, November 10, 1889 – May 25, 1945) was a Dominican politician and lawyer. He served as the last acting president of the Dominican Republic from March 3, 1930 until August 16, 1930, when he started to serve as the vice president under Rafael Leónidas Trujillo (he held the vice presidency until 1932).