Lieutenant-Colonel Ítalo Ángel Piaggi (17 March 1935; San Fernando, Argentina – 31 July 2012, Buenos Aires) was an Argentine Army commander who was involved in the Battle of Goose Green in the Falklands War. The defending Argentine army forces known as Task Force Mercedes consisted of the Lieutenant-Colonel Italo Piaggi's 12th Infantry Regiment (RI 12) and a company of the 25th Infantry Regiment (RI 25).