| Honorific-Prefix: | Most Reverend |
| Juan Arias de Villar | |
| Bishop of Segovia | |
| Church: | Catholic Church |
| Archdiocese: | Diocese of Segovia |
| Term: | 1498–1501 |
| Predecessor: | Juan Arias de Ávila |
| Successor: | Juan Ruiz de Medina |
| Death Date: | 1501 |
| Death Place: | Segovia, Spain |
| Previous Post: | Bishop of Oviedo (1487–1498) |
| Nationality: | Spanish |
Juan Arias de Villar (died 1501) was a Roman Catholic prelate who served as Bishop of Segovia (1498–1501)[1]
In 1487, Juan Arias de Villar was selected by the King of Spain and confirmed by Pope Innocent VIII as Bishop of Oviedo (1487–1498). In 1498, he was appointed by Pope Alexander VI as Bishop of Segovia. He served as Bishop of Segovia until his death in 1501.