As of 2015, he has 6 grandchildren. Leone (b. 2006), Oceano (b. 2007) and Vita (b. 2012) from John's marriage to Lavinia Borromeo. Giacomo (b. 2009), Pietro (b. 2012) and Marella (b. 2014) from Ginevra's marriage to Giovanni Gaetani dell'Aquila d'Aragona.