Swimming at the 1983 Pan American Games – Women's 4 × 100 metre medley relay
# Swimming at the 1983 Pan American Games – Women's 4 × 100 metre medley relay

The women's 4 × 100 metre medley relay competition of the swimming events at the 1983 Pan American Games took place on 21 August. The last Pan American Games champion was the United States.

## Results

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 |
| - | - | - | - | - | - | - | - | - | - | - | - | - |

### Final

The final was held on August 21.

| Rank | Name | Nationality | Time | Notes |
| - | - | - | - | - |
| | Susan Walsh Kim Rhodenbaugh Laurie Lehner Carrie Steinseifer | United States | 4:12.99 | GR |
| | Anne Ottenbrite Jane Kerr - - | Canada | 4:13.84 | |
| | - - - - | Mexico | 4:30.72 | |
| 4 | - - - - | Brazil | 4:38.62 | |
| 5 | - - - - | Argentina | 4:40.18 | |
| 6 | - - - - | Venezuela | 4:41.47 | |
| 7 | - - - - | Puerto Rico | 4:44.82 | |
| 8 | - - - - | Cuba | 4:51.52 | |
