Juan Ruiz de Villarán (died 18 March 1591) was a Roman Catholic prelate who served as Bishop of Lugo (1587–1591)."Bishop Juan Ruiz de Villarán" Catholic.hierarchy.org. David M. Cheney. Retrieved February 29, 2016
Biography On 22 June 1587, Juan Ruiz de Villarán was appointed during the papacy of Pope Sixtus V as Bishop of Lugo. He served as Bishop of Lugo until his death on 18 March 1591.
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