(Zamora, España, 1495 - Bruselas, Bélgica, 1558)
"Alfonso de Castro O. F. M. (Zamora, c. 1495 - Bruselas, Bélgica, 3 de febrero de 1558) fue un teólogo, jurista, consejero real y sacerdote franciscano español perteneciente a la llamada Escuela de Salamanca."
"Alfonso de Castro (1495 in Zamora, Spain - February 11, 1558 in Brussels, Belgium), known also as Alphonsus a Castro, was a Franciscan theologian and jurist. He belongs to the group of theologian-jurists known as the School of Salamanca (otherwise identified as Spanish Late Scholasticism)."