Swimming at the 2007 Pan American Games – Women's 4 × 100 metre medley relay

The Women's 4 × 100 m Medley Relay at the 2007 Pan American Games took place at the Maria Lenk Aquatic Park in Rio de Janeiro, Brazil, with the final being swum on July 22.

[1][2] The heats was held on July 20.

[3][4]