Petruccio Auditore da Firenze

Petruccio Auditore da Firenze is the brother of Ezio, Claudia and Federico Auditore. He is also the son of Giovanni and Maria Auditore. His father is as an Assassin but he doesn't know it. He is the youngest member of the Auditore family. He is portrayed by the same actor in both Assassin's Creed II and Assassin's Creed: Lineage.

Assassin's Creed: Lineage
Petruccio Auditore is a florentine young nobleman living during the 15th century in Italy: the Renaissance. He is the one of the sons of Giovanni Auditore, an Assassin. He is briefly seen during the dinner next to Cluadia, before Giovanni goes to his mission.

Assassin's Creed II
He is executed along with Fedrico and Giovanni at the start of the game, victims of a conspiracy.