Juan Ruiz ( – ), known as "the Archpriest of Hita", was a medieval Castilian poet.

Juan Ruiz may also refer to:

Juan Ruiz de Alarcón ( – 1639), writer in New Spain Juan Ruiz Anchía (born 1949), Spanish cinematographer Juan Ruiz de Apodaca, 1st Count of Venadito (1754–1835), Spanish naval officer and viceroy of New Spain Juan Ruiz Casaux (1889–1972), Spanish cellist Juan Ruiz de Colmenero (1596–1663), Spanish prelate of the Roman Catholic Church who served in New Spain Juan Ruiz Healy, Mexican journalist Juan Ruiz de Medina (died 1507), Spanish prelate of the Roman Catholic Church (1901–1996), Spanish politician, president of the Interprovincial Council of Santander, Palencia and Burgos during the Civil War Juan Ruiz de Villarán (died 1591), Spanish prelate of the Roman Catholic Church Juan Diego Ruiz Moreno (1942–2022), known professionally as Juan Diego, Spanish actor

See also