| Honorific-Prefix: | Most Reverend |
| Alonso de Fuenmayor | |
| Archbishop of Santo Domingo | |
| Church: | Catholic Church |
| Diocese: | Archdiocese of Santo Domingo |
| Term: | 1546–1554 |
| Predecessor: | Sebastián Ramírez de Fuenleal |
| Successor: | Diego de Covarrubias y Leiva |
| Consecration: | March 1538 |
| Consecrated By: | Rodrigo de Bastidas y Rodriguez de Romera |
| Birth Date: | 1502 |
| Birth Place: | Calahorra, Spain |
| Death Date: | 1 March 1554 (age 52) |
| Death Place: | Santo Domingo |
| Coat Of Arms: | Coat of Arms of Archbishop Alonso de Fuenmayor.svg |
Alonso de Fuenmayor (1502- 1 March 1554) was a Roman Catholic prelate who served as the Archbishop of Santo Domingo (1546–1554) and Bishop of Santo Domingo (1538–1546).[1]
Alonso de Fuenmayor was born in Calahorra, Spain.[2] On 27 October 1538, he was appointed by the King of Spain and confirmed by Pope Paul III as Bishop of Santo Domingo. In March 1538, he was consecrated bishop by Rodrigo de Bastidas y Rodriguez de Romera, Bishop of Coro. On 12 February 1546, he was named by Pope Paul III as Archbishop of Santo Domingo after the elevation of the diocese. He served as Archbishop of Santo Domingo until his death on 1 March 1554.
. Hierarchia catholica medii et recentioris aevi . Konrad Eubel. III. 187. 1923. Libreria Regensbergiana. Münster. second. (in Latin)