Counts of Rivalta Conti di Rivalta First holder Giacomo Ottaviano Ghilini, 1st marquess of Maranzana Records #2 Holders Family filter On/Off 1 Giacomo Ottaviano Ghilini, 1st marquess of Maranzana Giuseppe Bonaventura Orsini, count of Rivalta Corrections and Updates To suggest a correction or an update. Click Here