Weightlifting competitions at the 2007 Pan American Games in Rio de Janeiro, Brazil were held between July 14 and 18, 2007 at the Complexo Esportivo Riocentro.

There were at most three sessions of competition on each day of the 2007 Pan American Games Weightlifting program: *   Host nation (Brazil)A total of 22 countries qualified athletes.

The number of weightlifters a nation has entered is in parentheses beside the name of the country.

A total of 118 lifters were entered.