Shehu Musa Yar'Adua GCON (5 March 1943 – 8 December 1997) was a Nigerian military officer and politician who was the de facto vice president of Nigeria as Chief of Staff, Supreme Headquarters when Nigeria was under military rule from 1976 to 1979. He was a prominent politician during the latter transition from military to civilian rule in the late 1980s and into the 1990s.