Swimming at the 2023 Pan American Games – Mixed 4 × 100 metre freestyle relay

The mixed 4 × 100 metre freestyle relay competition of the swimming events at the 2023 Pan American Games was held on October 22, 2023, at

the Aquatic Center in Santiago, Chile.

Records
Prior to this competition, the existing world and Pan American Games records were as follows: The following games record was established during the competition:

Heats
The first round was held on October 22.

Final
The final round was also held on October 22.