Weightlifting at the 1963 Pan American Games refers to the weightlifting events of the 1963 Pan American Games. Well-known Japanese-American weightlifter Tommy Kono won his third-consecutive gold metal in his weight class after doing so at both the 1955 and 1959 Pan-American Games.

Men's competition – 56 kg RANKFINAL4.5.6.6.

– 60 kg RANKFINAL4.5.6.7.8.9.10.

– 67.5 kg RANKFINAL4.5.6.7.

– 75 kg RANKFINAL

– 82.5 kg RANKFINAL

– 90 kg RANKFINAL

+ 90 kg RANKFINAL

Medal table