Cause of death: Colon Cancer
Ugo Eugenio Prat (15 June 1927 – 20 August 1995), better known as Hugo Pratt, was an Italian comic book creator who was known for combining strong storytelling with extensive historical research on works such as Corto Maltese. He was inducted into the Will Eisner Award Hall of Fame in 2005, and was awarded the 15th anniversary special Grand Prix de la ville d'Angoulême at the Angoulême Festival. In 1946 Hugo Pratt became part of the so-called Group of Venice with Fernando Carcupino, Dino Battaglia and Damiano Damiani.
Source : Wikipedia