View source for Diogo Ortiz de Vilhegas

{{Short description|Spanish priest in Portugal (1457–1519)}}
[[Don (honorific)|Don]] '''Diogo Ortiz de Vilhegas''', in Spanish '''Diego Ortiz de Calzadilla''' or '''Villegas''' (died 1519), was a [[Castilians|Castilian]] priest, theologian and astronomer at the service of the [[List of Portuguese monarchs|Portuguese monarchs]].
Ortiz was born in [[Calzadilla]] around 1457. He came to Portugal in 1476, accompanying Castilian [[Joanna La Beltraneja|Princess Joanna La Beltraneja]]. He became an adviser to [[John II of Portugal|King John II of Portugal]] and later [[Manuel I of Portugal|Manuel I]], being successively appointed [[Roman Catholic Archdiocese of Tanger|Bishop of Tanger]] (1491–1500), [[Ceuta|Bishop of Ceuta]] (1500–1504) and [[Bishop of Viseu]] (1505–1519). During his rule, he led a comprehensive artistic remodelling of [[Viseu Cathedral]].
Ortiz advised the Portuguese kings on matters related to [[astronomy]] and [[navigation]] during the [[Age of Discovery]]. Manuel I named him tutor of his heir, future [[John III of Portugal]].
Ortiz taught on the writings of [[Cato the Elder|Cato]], [[Terence]], [[Virgil]], [[Sallust]] and some parts of the [[Bible]], the theory of the planets and some elementary matters about astrology he heard from [[Tomás de Torres]], an eminent doctor and astrologer of that time.
Ortiz died in [[Almeirim]] in Portugal in 1519.
==Further reading==
* {{BBKL|o/ortiz_d_v_d|band=23|autor=[[Gerhard J. Bellinger]]|artikel= Ortiz de Vilhegas, Diogo|spalten=1036-1040}}
* {{cite encyclopedia |first=María |last=Velázquez de Castro |title=Ortiz de Calzadilla, Diego |encyclopedia=[[Diccionario Biográfico Español]] |year=2018 |publisher=Real Academia de la Historia |url=https://dbe.rah.es/biografias/111790/diego-ortiz-de-calzadilla}}
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[[Category:Spanish Roman Catholic priests]]
[[Category:1457 births]]
[[Category:1519 deaths]]
[[Category:Roman Catholic bishops of Tanger]]