| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Francisco Avellaneda | |
| Archbishop of Acerenza e Matera | |
| Church: | Catholic Church |
| Term: | 1591 |
| Predecessor: | Francesco Antonio Santorio |
| Successor: | Scipione de Tolfa |
| Birth Place: | Spain |
| Death Date: | 3 October 1591 |
Francisco Avellaneda (Spanish: Francesco de Abillaneda) (died 3 October 1591) was a Roman Catholic prelate who served as Archbishop of Acerenza e Matera (1591).[1]
Francisco Avellaneda was born in Spain.[2] On 30 January 1591, Francisco Avellaneda was appointed during the papacy of Pope Gregory XIV as Archbishop of Acerenza e Matera.He served as Archbishop of Acerenza e Matera until his death on 3 October 1591.