| Women's 100 metre butterfly at the IV Pan American Games | ||||||||||
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The women's 100 metre butterfly competition of the swimming events at the 1963 Pan American Games took place on April. [1] The last Pan American Games champion was Becky Collins of US. [2] [3] [4] [5] [6] [7]
This race consisted of two lengths of the pool, all in butterfly. [8]
All times are in minutes and seconds.
| KEY: | q | Fastest non-qualifiers | Q | Qualified | GR | Games record | NR | National record | PB | Personal best | SB | Seasonal best |
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The final was held on April. [1]
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
 | Kathy Ellis |  United States | 1:07.6 | |
 | Mary Stewart |  Canada | 1:08.9 | |
 | Kim Worley | United States | 1:11.6 | |
| 4 | Silvia Belmar |  Mexico | 1:16.8 | |
| 5 | Sharon Pierce | Canada | 1:17.0 | |
| 6 | Esther Capriles |  Venezuela | 1:17.7 | |
| 7 | - | - | - | |
| 8 | - | - | - |
The men's 200 metre butterfly competition of the swimming events at the 1963 Pan American Games took place on April. The last Pan American Games champion was Dave Gillanders of the United States.
The men's 100 metre butterfly competition of the swimming events at the 1979 Pan American Games took place on 7 July at the Piscina Olimpica Del Escambron. The last Pan American Games champion was Mike Curington of US.
The men's 200 metre butterfly 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 Greg Jagenburg of US.
The men's 200 metre individual medley competition of the swimming events at the 1979 Pan American Games took place on 6 July at the Piscina Olimpica Del Escambron. The last Pan American Games champion was Steve Furniss of US.
The Women's 100m Butterfly competition of the swimming events at the 1979 Pan American Games took place on 5 July at the Piscina Olimpica Del Escambron in San Juan, Puerto Rico. The last Pan American Games champion was Camille Wright of US.
The women's 200 metre individual medley 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 Kathy Heddy of the United States.
The men's 100 metre butterfly competition of the swimming events at the 1983 Pan American Games took place on 18 August. The last Pan American Games champion was Robert Placak of US.
The men's 200 metre butterfly competition of the swimming events at the 1983 Pan American Games took place on 21 August. The last Pan American Games champion was Craig Beardsley of the United States.
The men's 200 metre individual medley competition of the swimming events at the 1983 Pan American Games took place on 22 August. The last Pan American Games champion was Jesse Vassallo of US.
The women's 100 metre butterfly competition of the swimming events at the 1983 Pan American Games took place on 20 August. The last Pan American Games champion was Jill Sterkel of US.
The women's 200 metre butterfly competition of the swimming events at the 1983 Pan American Games took place on 22 August. The last Pan American Games champion was Mary T. Meagher of US.
The women's 200 metre individual medley competition of the swimming events at the 1983 Pan American Games took place on 21 August. The last Pan American Games champion was Tracy Caulkins of the United States.
The Men's 100 metre butterfly 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 Matt Gribble of US.
The women's 100 metre butterfly competition of the swimming events at the 1987 Pan American Games took place on 13 August at the Indiana University Natatorium. The last Pan American Games champion was Laurie Lehner of US.
The men's 100 metre butterfly competition of the swimming events at the 1991 Pan American Games took place on 13 August. The last Pan American Games champion was Anthony Nesty of Suriname.
The women's 100 metre butterfly competition of the swimming events at the 1991 Pan American Games took place on 16 August. The last Pan American Games champion was Janel Jorgensen of US.
The men's 100 metre butterfly 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 Anthony Nesty of Suriname.
The women's 100 metre butterfly 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 Kristin Topham of Canada.
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 women's 100 metre butterfly 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 Amy Van Dyken of US.
