| Women's 400 metre freestyle at the IV Pan American Games | ||||||||||
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The women's 400 metre freestyle competition of the swimming events at the 1963 Pan American Games took place on April. [1] The last Pan American Games champion was Chris von Saltza of US. [2] [3] [4] [5] [6] [7]
This race consisted of eight lengths of the pool, with all eight being in the freestyle stroke. [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 |
|---|---|---|---|---|
 | Sharon Finneran |  United States | 4:52.7 | |
 | Robyn Johnson | United States | 4:56.1 | |
 | Lynne Pomfret |  Canada | 5:20.4 | |
| 4 | Sharon Pierce | Canada | 5:23.3 | |
| 5 | Maria Luísa Sousa |  Mexico | 5:23.9 | |
| 6 | Vera Maria Formiga |  Brazil | 5:24:6 | |
| 7 | - | - | - | |
| 8 | - | - | - |
The men's 100 metre freestyle competition of the swimming events at the 1963 Pan American Games took place on April. The last Pan American Games champion was Jeff Farrell of US.
The men's 400 metre freestyle competition of the swimming events at the 1963 Pan American Games took place on April. The last Pan American Games champion was George Breen of US.
The men's 1500 metre freestyle competition of the swimming events at the 1963 Pan American Games took place on April. The last Pan American Games champion was Alan Somers of US.
The men's 4 × 200 metre freestyle relay competition of the swimming events at the 1963 Pan American Games took place on April. The defending Pan American Games champion is the United States.
The women's 100 metre freestyle competition of the swimming events at the 1963 Pan American Games took place on April. The last Pan American Games champion was Chris von Saltza of US.
The women's 200 metre freestyle competition of the swimming events at the 1963 Pan American Games took place on April. The last Pan American Games champion was Chris von Saltza of US.
The women's 4 × 100 metre freestyle relay competition of the swimming events at the 1963 Pan American Games took place on April. The defending Pan American Games champion is the United States.
The men's 400 metre freestyle 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 Douglas Northway of US.
The women's 400 metre freestyle 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 Kathy Heddy of US.
The men's 400 metre freestyle competition of the swimming events at the 1983 Pan American Games took place on 20 August. The last Pan American Games champion was Brian Goodell 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 freestyle competition of the swimming events at the 1983 Pan American Games took place on 19 August. The last Pan American Games champion was Cynthia Woodhead of US.
The men's 400 metre freestyle 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 Bruce Hayes of US.
The women's 400 metre freestyle competition of the swimming events at the 1987 Pan American Games took place on 11 August at the Indiana University Natatorium. The last Pan American Games champion was Tiffany Cohen of US.
The men's 400 metre freestyle competition of the swimming events at the 1991 Pan American Games took place on 16 August. The last Pan American Games champion was Paul Robinson of US.
The women's 400 metre freestyle competition of the swimming events at the 1991 Pan American Games took place on 14 August. The last Pan American Games champion was Julie Martin of US.
The men's 400 metre freestyle 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 Sean Killion of US.
The women's 400 metre freestyle 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 Jane Skillman of US.
The men's 400 metre freestyle 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 Josh Davis of US.
The women's 400 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 Brooke Bennett of US.
