Muhammad Ali

Cassius Marcellus Clay, Jr. (January 17, 1942 - June 3, 2016), better known as Muhammad Ali, was a professional boxer generally regarded as the most significant heavyweight in the history of the sport.

Death
Muhammad Ali was hospitalized in Scottsdale, Arizona on June 2, 2016 with a respiratory illness. Though his condition was initially described as "fair", it worsened, and he died the following day from septic shock. He was 74 years old.