Juan Ruiz de Villarán (died 18 March 1591) was a Roman Catholic prelate who served as Bishop of Lugo (1587–1591).[1]
On 22 June 1587, Juan Ruiz de Villarán was appointed during the papacy of Pope Sixtus V as Bishop of Lugo.[1] He served as Bishop of Lugo until his death on 18 March 1591.[1]