About John Davis
John Henry Davis was an American heavyweight weightlifter. Between 1938 and 1953 he was undefeated, winning two Olympic, six world and 12 national titles, and set 16 ratified world records: seven in the snatch, four in the clean and jerk, two in the press and three in the total. Davis first gained prominence by winning the world light heavyweight crown as a 17-year-old school boy in 1938 at Vienna, Austria. At his peak, Davis held all the world records in his class, and at the 1951 national championships he became the first man to break the 400 pound barrier by lifting 402 pounds.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.