The women's 4 × 100 metre medley relay competition of the swimming events at the 1979 Pan American Games took place on 2 July at the Piscina Olimpica Del Escambron. The last Pan American Games champion was the United States.
The women's 4 × 100 metre medley relay competition of the swimming events at the 1979 Pan American Games took place on 2 July at the Piscina Olimpica Del Escambron. The last Pan American Games champion was the United States. (en)
The women's 4 × 100 metre medley relay competition of the swimming events at the 1979 Pan American Games took place on 2 July at the Piscina Olimpica Del Escambron. The last Pan American Games champion was the United States. (en)