Athletics at the 2023 Pan American Games – Women's 4 × 400 metres relay

The women's 4 × 400 metres relay competition of the athletics events at the 2023 Pan American Games took place on November 4 at the Julio Martínez National Stadium of Santiago, Chile.

Records
Prior to this competition, the existing world and Pan American Games records were as follows:

Results
All times shown are in seconds.

Final
The results were as follows