Gentile I Orsini 1200 - uncertain 1246 (1200–1246) Parents Gemma di Monticelli Matteo Rosso Orsini, Lord of Mugnano, Monterorondo, Galeria and San Angelo Children Bertolo Orsini, Count of Romagna Orso Orsini, Nobile Romano Elisabetta Orsini Siblings Bertoldo Orsini Nicholas III