Muhammad Ali was born in 1942 in Louisville, Kentucky and began boxing training in his youth. He represented the U.S. in the 1960 Olympics where he won a gold medal. Ali converted to Islam, changed his name from Cassius Clay, and became one of the most famous professional boxers in history, holding the heavyweight title three times. Beyond his athletic accomplishments, Ali was admired as a role model for his leadership in social justice causes and charitable work.