| Honorific-Prefix: | Most Reverend |
| Juan Ruiz de Colmenero | |
| Bishop of Guadalajara | |
| Church: | Catholic Church |
| Diocese: | Diocese of Guadalajara |
| Term: | 1646–1663 |
| Predecessor: | Juan Sánchez Duque de Estrada |
| Successor: | Francisco Verdín y Molina |
| Consecration: | December 1647 |
| Consecrated By: | Juan Bautista Acevedo Muñoz |
| Birth Date: | 1596 |
| Birth Place: | Budia, Spain |
| Death Date: | 28 September 1663 (age 67) |
| Nationality: | Spanish |
Juan Ruiz de Colmenero (1596 - 28 September 1663) was a Roman Catholic prelate who served as Bishop of Guadalajara (1646–1663).[1] [2]
Juan Ruiz de Colmenero was born in Budia, Spain. On 25 June 1646, he was selected by the King of Spain and confirmed by Pope Alexander VII as Bishop of Guadalajara. In December 1647, he was consecrated bishop by Marcos Ramírez de Prado y Ovando, Bishop of Michoacán and installed to the bishopric on 24 December 1647. He served as Bishop of Guadalajara until his death on 28 September 1663.