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This article only covers series-related information on Muhammad Ali
Main Article: Muhammad Ali

Muhammad Ali was an American professional boxer, activist, and philanthropist. He is widely regarded as one of the most significant and celebrated sports figures of the 20th century. From early in his career, Ali was known as an inspiring, controversial, and polarizing figure both inside and outside of the ring

Ali was a leading heavyweight boxer of the 20th century, and he remains the only three-time lineal champion of that division. His joint records of beating 21 boxers for the world heavyweight title and winning 14 unified title bouts stood for 35 years. Ali is the only boxer to be named The Ring magazine Fighter of the Year six times. He has been ranked the greatest heavyweight boxer of all time, and as the greatest athlete of the 20th century by Sports Illustrated, the Sports Personality of the Century by the BBC, and the third greatest athlete of the 20th century by ESPN Sports Century.

References in Hajime no Ippo

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