Marco Giambruno (born 4 December 1984) is an Italian footballer who plays as a goalkeeper for Como at Lega Pro Prima Divisione.
Born in Palermo, Sicily, Giambruno started his career at Messina.
In summer 2002, he was exchanged with Armando Guastella in co-ownership deal, both tagged for €2.5 million nominal value for 50% rights.
In March 2009, he signed for Pro Patria, as the backup of Luca Anania.
Without a club for 1 season, in July 2011 he joined Calcio Como, replacing departed Paolo Castelli.