Castelvetro

Castelvetro may refer to:


 * Lodovico Castelvetro (1505–1571), Italian writer and humanist
 * Giacomo Castelvetro (1546-1616), expatriate Italian humanist, writer, and teacher
 * Castelvetro di Modena, Italian municipality of the Province of Modena, Emilia-Romagna
 * Castelvetro Piacentino, Italian municipality of the Province of Piacenza, Emilia-Romagna