| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Alfonso Laso Sedeño | |
| Archbishop (Personal Title) of Mallorca | |
| Church: | Catholic Church |
| Diocese: | Diocese of Majorca |
| Term: | 1604–1607 |
| Predecessor: | Juan Vich Manrique de Lara |
| Successor: | Simón Vicente Bauzá |
| Consecration: | 7 February 1588 |
| Consecrated By: | Enrico Caetani |
| Death Date: | 21 August 1607 |
| Death Place: | Mallorca, Spain |
| Previous Post: | Bishop of Gaeta (1587–1596) Archbishop of Cagliari (1596–1604) |
Alfonso Laso Sedeño (died 1607) was a Roman Catholic prelate who served as Archbishop (Personal Title) of Mallorca (1604–1607),[1] Archbishop of Cagliari (1596–1604),[2] [3] and Bishop of Gaeta (1587–1596).[4]
On 12 October 1587, Alfonso Laso Sedeño was appointed during the papacy of Pope Sixtus V as Bishop of Gaeta.[5] [6] On 7 February 1588, he was consecrated bishop by Enrico Caetani, Cardinal-Priest of Santa Pudenziana, with José Esteve Juan, Bishop of Vieste, and Cristóbal Senmanat y Robuster, Bishop of Orihuela, serving as co-consecrators.On 7 February 1596, he was appointed during the papacy of Pope Clement VIII as Archbishop of Cagliari.On 1 December 1604, he was appointed during the papacy of Pope Clement VIII as Archbishop (Personal Title) of Mallorca.He served as Archbishop of Mallorca until his death on 21 August 1607.
While bishop, he was the principal consecrator of:
and the principal co-consecrator of: