| Women's 100 metre butterfly at the III Pan American Games | ||||||||||
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| Venue | - | |||||||||
| Dates | September 2 (preliminaries), September 4 (finals) | |||||||||
| Medalists | ||||||||||
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«1955 1963» | ||||||||||
The women's 100 metre butterfly competition of the swimming events at the 1959 Pan American Games took place on 2 September (preliminaries) [1] [2] and 4 September (finals). [3] The last Pan American Games champion was Beth Whittall of Canada. [4] [5] [6] [7] [8]
This race consisted of two lengths of the pool, all in butterfly. [9]
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 |
The first round was held on September 2. [1]
| Rank | Heat | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 2 | Nancy Ramey |  United States | 1:09.1 | Q, WR |
| 2 | 1 | Becky Collins | United States | 1:09.6 | Q |
| 3 | 2 | Molly Botkin | United States | 1:11.9 | Q |
| 4 | 1 | Margareth Iwasaki |  Canada | 1:15.2 | Q |
| 5 | 1 | Eulália Martinez |  Mexico | 1:18.9 | Q |
| 6 | 2 | Elal Jacques | Canada | 1:20.0 | Q |
| 7 | 2 | Mary Stewart | Canada | 1:22.4 | Q |
| 8 | 2 | Miriam Andreu |  El Salvador | 1:22.6 | Q |
| - | 2 | Marion Meyer |  Brazil | 1:24.6 |
The final was held on September 4. [3]
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
 | Becky Collins | United States | 1:09.5 | |
 | Nancy Ramey | United States | 1:10.4 | |
 | Molly Botkin | United States | 1:12.3 | |
| 4 | Margareth Iwasaki | Canada | 1:14.8 | |
| 5 | Eulália Martinez | Mexico | 1:21.2 | |
| 6 | Elal Jacques | Canada | 1:22.2 | |
| 7 | - | - | - | |
| 8 | - | - | - |
The women's 200 metre individual medley competition of the swimming events at the 1971 Pan American Games took place on 6 August. The last Pan American Games champion was Claudia Kolb of US.
The men's 200 metre individual medley competition of the swimming events at the 1971 Pan American Games took place on 9 August. The last Pan American Games champion was Doug Russell of US.
The men's 100 metre butterfly competition of the swimming events at the 1971 Pan American Games took place on 10 August. The last Pan American Games champion was Mark Spitz of US.
The women's 100 metre butterfly competition of the swimming events at the 1975 Pan American Games took place on 21 October. The last Pan American Games champion was Deena Deardurff of the United States.
The men's 200 metre individual medley competition of the swimming events at the 1975 Pan American Games took place on 22 October. The last Pan American Games champion was Steve Furniss of the United States.
The women's 200 metre individual medley competition of the swimming events at the 1975 Pan American Games took place on 19 October. The last Pan American Games champion was Leslie Cliff of Canada.
The men's 100 metre freestyle competition of the swimming events at the 1959 Pan American Games took place on 31 August (preliminaires) and 2 September (finals). The last Pan American Games champion was Clarke Scholes of US.
The men's 200 metre breaststroke competition of the swimming events at the 1959 Pan American Games took place on 31 August (preliminaires) and 2 September (finals). The last Pan American Games champion was Héctor Domínguez of Argentina.
The men's 1500 metre freestyle competition of the swimming events at the 1959 Pan American Games took place on 31 August (preliminaries) and 4 September (finals). The last Pan American Games champion was James McLane of US.
The women's 200 metre freestyle competition of the swimming events at the 1959 Pan American Games took place on 31 August (preliminaires) and 3 September (finals). The last Pan American Games champion was Wanda Werner of US.
The men's 100 metre backstroke competition of the swimming events at the 1959 Pan American Games took place on 1 September (preliminaires) and 3 September (finals). The last Pan American Games champion was Frank McKinney of US.
The men's 400 metre freestyle competition of the swimming events at the 1959 Pan American Games took place on 1 September (preliminaires) and 3 September (finals). The last Pan American Games champion was James McLane of US.
The women's 100 metre freestyle competition of the swimming events at the 1959 Pan American Games took place on 1 September (preliminaries) and 4 September (finals). The last Pan American Games champion was Helen Stewart of Canada.
The women's 200 metre breaststroke competition of the swimming events at the 1959 Pan American Games took place on 1 September. The last Pan American Games champion was Mary Lou Elsenius of US.
The men's 4 × 200 metre freestyle relay competition of the swimming events at the 1959 Pan American Games took place on 1 September (preliminaries) and 6 September (finals). The defending Pan American Games champion is the United States.
The women's 400 metre freestyle competition of the swimming events at the 1959 Pan American Games took place on 2 September (preliminaries) and 6 September (finals). The last Pan American Games champion was Beth Whittall of Canada.
The men's 200 metre butterfly competition of the swimming events at the 1959 Pan American Games took place on 3 September (preliminaries) and 4 September (finals). The last Pan American Games champion was Eulalio Ríos of Mexico.
The women's 100 metre backstroke competition of the swimming events at the 1959 Pan American Games took place on 5 September (preliminaries) and 6 September (final). The last Pan American Games champion was Leonore Fisher of Canada.
The men's 200 metre butterfly competition of the swimming events at the 1955 Pan American Games took place on 25 March. It was the first appearance of this event in the Pan American Games.
The women's 100 metre butterfly competition of the swimming events at the 1955 Pan American Games took place on 25 March. It was the first appearance of this event in the Pan American Games.
