# Swimming at the 2023 Pan American Games – Men's 4 × 100 metre freestyle relay

The men's 4 × 100 metre freestyle relay competition of the swimming events at the 2023 Pan American Games were held on October 21, 2023, at the Aquatic Center in Santiago.

## Records

Prior to this competition, the existing world and Pan American Games records were as follows:
| World record | United States (USA) Michael Phelps (47.51) Garrett Weber-Gale (47.02) Cullen Jones (47.65) Jason Lezak (46.06) | 3:08.24 | Beijing, China | August 11, 2008 |
| Pan American Games record | Brazil (BRA) Breno Correia (48.82) Marcelo Chierighini (47.45) Bruno Fratus (48.18) Pedro Spajari (48.16) | 3:12.61 | Lima,Peru | August 6, 2019 |

## Results

| KEY: | Q | Qualified | GR | Games record | NR | National record | PB | Personal best | SB | Seasonal best |

### Heats

The first round was held on October 21.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 2 | 5 | Brazil | Victor Alcará (49.79) Guilherme Caribé (49.01) Felipe Ribeiro de Souza (49.05) Breno Correia (48.30) | 3:16.15 | Q |
| 2 | 2 | 4 | United States | Coby Carrozza (49.80) Jack Aikins (48.95) Lukas Davin Miller (48.98) Adam Chaney (48.84) | 3:16.57 | Q |
| 3 | 1 | 4 | Canada | Stephen Calkins (49.95) Finlay Knox (49.21) Blake Tierney (50.19) Jeremy Bagshaw (50.98) | 3:20.33 | Q |
| 4 | 2 | 3 | Mexico | Gabriel Castaño (50.34) Ángel Martínez (50.26) Sebastian Camacho (50.89) Andres Dupont (50.58) | 3:22.07 | Q |
| 5 | 2 | 6 | Colombia | Esnaider Reales (51.52) Sebastián Camacho (51.58) Omar Pinzón (49.93) Santiago Corredor (50.42) | 3:23.45 | Q |
| 6 | 1 | 3 | Argentina | Matias Santizo (49.73) Ulises Saravia (51.49) Lucas Alba (52.79) Guido Buscaglia (49.63) | 3:23.64 | Q |
| 7 | 1 | 5 | Venezuela | Emil Perez (51.51) Jesus Lopez (52.82) Diego Mas Fraiz (51.33) Alberto Mestre (49.53) | 3:25.19 | Q |
| 8 | 1 | 7 | Peru | Ricardo Espinosa (52.02) Rafael Ponce (50.82) Carlos Cobos (54.49) Joaquín Vargas (56.57) | 3:33.90 | Q |
| 9 | 2 | 7 | Bahamas | Lamar Taylor (50.51) Mark-anthony Thompson (55.50) Jack Barr (56.25) Luke Thomson (54.92) | 3:37.18 | |

### Final

The final was also held on October 21.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Guilherme Caribé (48.41) Marcelo Chierighini (48.00) Victor Alcará (48.34) Felipe Ribeiro de Souza (48.76) | Brazil | 3:13.51 |
| | 5 | Jonathan Kulow (48.45) Adam Chaney (48.17) Jack Aikins (48.60) Brooks Curry (49.00) | United States | 3:14.22 |
| | 3 | Javier Acevedo (48.75) Edouard Fullum-Huot (49.31) Stephen Calkins (49.29) Finlay Knox (48.48) | Canada | 3:15.83 |
| 4 | 6 | Jorge Iga (49.59) Andres Dupont (49.27) Gabriel Castaño (50.17) Ángel Martínez ( 50.16) | Mexico | 3:19.19 |
| 5 | 1 | Alberto Mestre (59.38) Alfonso Mestre (50.07) Emil Perez (50.39) Jesus Lopez (50.95) | Venezuela | 3:20.79 |
| 6 | 7 | Guido Buscaglia (49.71) Matias Santizo (49.63) Joaquin Piñero (51.79) Ulises Saravia (51.21) | Argentina | 3:22.34 |
| 7 | 2 | Omar Pinzón (51.19) Juan Morales (51.68) Sebastián Camacho (50.65) Santiago Corredor (49.88) | Colombia | 3:23.40 |
| 8 | 8 | Ricardo Espinosa (52.29) Rafael Ponce (50.97) Carlos Cobos (55.11) Joaquín Vargas (51.97) | Peru | 3:30.34 |