Dukes of Bovino Duchi di Bovino First holder Juan de Guevara, 1º duca di Bovino Records #3 Holders Family filter On/Off 1 Juan de Guevara, 1º duca di Bovino 2 Inigo I de Guevara, 2. duque de Bovino 3 Giovanni di Guevara, duke of Bovino Corrections and Updates To suggest a correction or an update. Click Here