# Athletics at the 2015 Pan American Games – Women's 4 × 400 metres relay

The women's 4 × 400 metres sprint competition of the athletics events at the 2015 Pan American Games took place between the 24 and 25 of July at the CIBC Pan Am and Parapan Am Athletics Stadium. The defending Pan American Games champions were Aymée Martínez, Diosmely Peña, Susana Clement, Daisurami Bonne of Cuba.

## Records

Prior to this competition, the existing world and Pan American Games records were as follows:
| World record | Soviet Union | 3:15.17 | Seoul, South Korea | October 1, 1988 |
| Pan American Games record | United States | 3:23.35 | Indianapolis, United States | August 16, 1987 |

## Qualification

Each National Olympic Committee (NOC) ranked in the world's top 16 was able to enter one team.

## Schedule

| Date | Time | Round |
| July 24, 2015 | 12:00 | Semifinals |
| July 25, 2015 | 21:45 | Final |

## Results

All times shown are in seconds.
| KEY: | q | Fastest non-qualifiers | Q | Qualified | NR | National record | PB | Personal best | SB | Seasonal best | DQ | Disqualified |

### Semifinals

| Rank | Heat | Nation | Name | Time | Notes |
| 1 | 2 | United States | Shamier Little, Alysia Montaño, Shakima Wimbley, Kendall Baisden | 3:26.40 | Q |
| 2 | 1 | Cuba | Lisneidy Veitia, Yameisi Borlot, Gilda Casanova, Daisurami Bonne | 3:28.15 | Q, SB |
| 3 | 2 | Jamaica | Anastasia Le-Roy, Verone Chambers, Chrisann Gordon, Bobby-Gaye Wilkins | 3:30.29 | Q |
| 4 | 2 | Canada | Audrey Jean-Baptiste, Taylor Sharpe, Sage Watson, Sarah Wells | 3:30.61 | Q |
| 5 | 1 | Bahamas | Lanece Clarke, Christine Amertil, Shakeitha Henfield, Katrina Seymour | 3:31.18 | Q, SB |
| 6 | 2 | Trinidad and Tobago | Janeil Bellille, Romona Modeste, Alena Brooks, Sparkle McKnight | 3:31.21 | q, SB |
| 7 | 1 | Barbados | Nadia Cummins, Sada Williams, Sade Sealy, Tia-Adana Belle | 3:31.72 | Q, SB |
| 8 | 1 | Puerto Rico | Carol Rodríguez, Alethia Marrero, Grace Claxton, Pariis García | 3:32.04 | q, SB |
| 9 | 2 | Mexico | Natali Brito, Gabriela Medina, Paola Moran, Zudikey Rodríguez | 3:32.29 | SB |
| 10 | 2 | Brazil | Geisa Coutinho, Flávia de Lima, Liliane Fernandes, Jailma de Lima | 3:34.97 | |
| 11 | 1 | Venezuela | Nercely Soto, Wilmary Álvarez, Magdalena Mendoza, Maryuri Valdez | 3:39.01 | |
| 12 | 1 | Chile | Carmen Mansilla, Paula Goñi, Fernanda Mackenna, Javiera Errázuriz | 3:41.35 | |

### Final

| Rank | Lane | Nation | Athletes | Time | Notes |
| | 6 | United States | Shamier Little, Kyra Jefferson, Shakima Wimbley, Kendall Baisden | 3:25.68 | |
| | 4 | Jamaica | Anastasia Le-Roy, Verone Chambers, Chrisann Gordon, Bobby-Gaye Wilkins | 3:27.27 | |
| | 8 | Canada | Brianne Theisen-Eaton, Taylor Sharpe, Sage Watson, Sarah Wells | 3:27.74 | SB |
| 4 | 5 | Cuba | Lisneidy Veitia, Yameisi Borlot, Gilda Casanova, Daisurami Bonne | 3:31.22 | |
| 5 | 3 | Bahamas | Lanece Clarke, Christine Amertil, Carmiesha Cox, Katrina Seymour | 3:31.60 | |
| 6 | 2 | Puerto Rico | Carol Rodríguez, Alethia Marrero, Grace Claxton, Pariis García | 3:33.16 | |
| 7 | 1 | Trinidad and Tobago | Janeil Bellille, Romona Modeste, Alena Brooks, Sparkle McKnight | 3:33.31 | |
| | 7 | Barbados | Nadia Cummins, Sada Williams, Sade Sealy, Tia-Adana Belle | DSQ | |