Leonardo Chiariglione (IPA: [kjari?'?io?ne]) (born 30 January 1943 in Almese, Turin province, Piedmont, Italy) is an Italian
engineer.
He has been at the forefront of a number of initiatives that have helped shape media technology and business as we know them today, in particular he is the chairman and co-founded the Moving Picture Experts Group (MPEG) together with Hiroshi Yasuda.