Leonardo Arrivabene Valenti Gonzaga (born 2001) (b. 2001) Parents Princess Bianca, Countess Arrivabene Valenti Gonzaga Count Giberto Arrivabene Valenti Gonzaga Children Siblings Viola Arrivabene Valenti Gonzaga Maddalena Arrivabene Valenti Gonzaga Mafalda Arrivabene Valenti Gonzaga Vera Arrivabene Valenti Gonzaga