The men's 400 metre individual medley competition of the swimming events at the 1979 Pan American Games took place on 3 July at the Piscina Olimpica Del Escambron. The last Pan American Games champion was Steve Furniss of the United States.
The women's 400 metre individual medley competition of the swimming events at the 1979 Pan American Games took place on 5 July at the Piscina Olimpica Del Escambron. The last Pan American Games champion was Kathy Heddy of US.
The men's 400 metre individual medley competition of the swimming events at the 1983 Pan American Games took place on 18 August. The last Pan American Games champion was Jesse Vassallo of US.
The women's 400 metre individual medley competition of the swimming events at the 1983 Pan American Games took place on 17 August. The last Pan American Games champion was Tracy Caulkins of US.
The men's 400 metre individual medley competition of the swimming events at the 1987 Pan American Games took place on 10 August at the Indiana University Natatorium. The last Pan American Games champion was Ricardo Prado of Brazil.
The women's 400 metre individual medley competition of the swimming events at the 1987 Pan American Games took place on 9 August at the Indiana University Natatorium. The last Pan American Games champion was Tracy Caulkins of US.
The men's 400 metre individual medley competition of the swimming events at the 1991 Pan American Games took place on 13 August. The last Pan American Games champion was Jerry Frentsos of US.
The women's 400 metre individual medley competition of the swimming events at the 1991 Pan American Games took place on 12 August. The last Pan American Games champion was Tami Bruce of US.
The men's 400 metre individual medley competition of the swimming events at the 1995 Pan American Games took place between March 12–17 at the Complejo Natatorio. The last Pan American Games champion was Alex Kostich of US.
The women's 400 metre individual medley competition of the swimming events at the 1995 Pan American Games took place between March 12–17 at the Complejo Natatorio. The last Pan American Games champion was Amy Shaw of US.
The men's 100 metre freestyle competition of the swimming events at the 1999 Pan American Games took place on 4 August at the Pan Am Pool. The last Pan American Games champion was Gustavo Borges of Brazil.
The men's 100 metre breaststroke competition of the swimming events at the 1999 Pan American Games took place on 2 August at the Pan Am Pool. The last Pan American Games champion was Seth Van Neerden of US.
The men's 100 metre butterfly competition of the swimming events at the 1999 Pan American Games took place on 3 August at the Pan Am Pool. The last Pan American Games champion was Mark Henderson of US.
The men's 200 metre butterfly competition of the swimming events at the 1999 Pan American Games took place on 6 August at the Pan Am Pool. The last Pan American Games champion was Nelson Mora of Venezuela.
The women's 100 metre freestyle competition of the swimming events at the 1999 Pan American Games took place on 2 August at the Pan Am Pool. The last Pan American Games champion was Angel Martino of US.
The women's 200 metre freestyle swimming competition at the 1999 Pan American Games took place on 3 August 1999 at the Pan Am Pool in Winnipeg, Manitoba. The last Pan American Games champion was Cristina Teuscher of US.
The women's 100 metre breaststroke competition of the swimming events at the 1999 Pan American Games took place on 5 August at the Pan Am Pool. The last Pan American Games champion was Lisa Flood of Canada.
The women's 200 metre butterfly competition of the swimming events at the 1999 Pan American Games took place on 7 August at the Pan Am Pool. The last Pan American Games champion was Trina Jackson of US.
The women's 400 metre individual medley competition of the swimming events at the 1999 Pan American Games took place on 2 August at the Pan Am Pool. The last Pan American Games champion was Joanne Malar of Canada.
The women's 4 × 100 metre freestyle relay competition of the swimming events at the 1999 Pan American Games took place on August 4 at the Pan Am Pool. The last Pan American Games champion was the United States.
