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Who was the only World Heavyweight boxing champion to retire undefeated?

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posted Jan 12, 2017 by Shubham Rajput

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1 Answer

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Rocky Marciano

He was an American professional boxer who competed from 1947 to 1955, and held the world heavyweight title from 1952 to 1956. He went undefeated in his career and defended the title six times. Known for his relentless fighting style, stamina, and an iron chin, Marciano has been ranked by many boxing historians as one of the best heavyweight boxers of all time His knockout-to-win percentage of 87.75 remains one of the highest in heavyweight boxing history.

answer Jan 21, 2017 by Vijay
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