Giovanni Valentino Gentile (c.1520 in Scigliano – 10 September 1566 in Bern) was an Italian humanist and non-trinitarian.
At one time a captain of the coastguard, at another the protégé of Benavente, viceroy of Naples, who appointed him governor of Scigliano, patronized by Pedro Téllez-Girón, 3rd Duke of Osuna and Gaspar de Guzmán, Count-Duke of Olivares, Castro was nominated a knight of the order of Santiago in 1623.
The Savuto valley is home to many towns (It: comuni including: Aprigliano, Parenti, Rogliano, Santo Stefano di Rogliano, Marzi, Carpanzano, Malito, Scigliano, Pedivigliano, Altilia, Grimaldi, Aiello Calabro, Martirano, San Mango d'Aquino, Savuto, and Nocera Terinese known collectively as "towns of the Savuto" (It: Paesi del Savuto).