| Honorific-Prefix: | Most Reverend |
| Alessandro Gadaletta | |
| Bishop of Nusco | |
| Church: | Catholic Church |
| Diocese: | Diocese of Nusco |
| Term: | 1563–1572 |
| Predecessor: | Luigi Cavalcanti |
| Successor: | Pietro Persio |
| Death Date: | 1572 |
| Nationality: | Italian |
Alessandro Gadaletta (died 1572) was a Roman Catholic prelate who served as Bishop of Nusco (1563–1572).
On 30 Jan 1563, Alessandro Gadaletta was appointed by Pope Pius IV as Bishop of Nusco.[1] He served as Bishop of Nusco until his death in 1572. While bishop, he was the principal consecrator of Lelio Giordano, Bishop of Acerno.