| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Alonso Ramírez Vergara | |
| Bishop of La Plata o Charcas | |
| Church: | Catholic Church |
| Term: | 1594–1602 |
| Predecessor: | Alfonso de la Cerda (bishop) |
| Successor: | Luis López de Solís |
| Consecration: | 17 June 1594 |
| Consecrated By: | Toribio Alfonso de Mogrovejo |
| Death Date: | 19 November 1602 |
| Death Place: | Sucre, Peru |
Alonso Ramírez Vergara, O.S. (died 19 November 1602) was a Roman Catholic prelate who served as Bishop of La Plata o Charcas (1594–1602).[1]
Alonso Ramírez Vergara was ordained a priest in the Order of Santiago.On 17 June 1594, he was appointed during the papacy of Pope Clement VIII as Bishop of La Plata o Charcas.In 1595, he was consecrated bishop by Toribio Alfonso de Mogrovejo, Archbishop of Lima.He served as Bishop of La Plata o Charcas until his death on 19 November 1602.