Synchronized swimming at the 1999 Pan American Games, held from July 23 to August 8, 1999, in Winnipeg, Manitoba, Canada. There were just two medal events after the exclusion of the solo event.
| Duet | Claire Carver-Dias Fanny Létourneau | Rebecca Jasontek Emily Marsh | Carolina Moraes Isabela Moraes | |
| Team |
| Rank | Synchronized swimmers | Total points | |
|---|---|---|---|
| 97.733 | |||
| 96.467 | |||
| 94.667 | |||
| 4 | 92.400 | ||
| 5 | 89.867 | ||
| 6 | 88.467 | ||
| 7 | 85.067 | ||
| 8 | 84.200 | ||
| 9 | 75.400 | ||
| 10 | 74.600 |
| Rank | Nation | Total points | |
|---|---|---|---|
| 97.396 | |||
| 97.317 | |||
| 93.373 | |||
| 4. | 92.489 | ||
| 5. | 91.731 |