# 2021 World Athletics Relays – Men's 4 × 400 metres relay

The men's 4 × 400 metres relay at the 2021 World Athletics Relays was held at Silesian Stadium on 1 and 2 May.

## Records

Prior to the competition, the records were as follows:
| World record | United States (Andrew Valmon, Quincy Watts, Harry Reynolds, Michael Johnson) | 2:54.29 | Stuttgart, Germany | 22 August 1993 |
| Championship record | United States (David Verburg, Tony McQuay, Christian Taylor, LaShawn Merritt | 2:57.25 | Nassau, Bahamas | 25 May 2014 |
| World Leading | North Carolina A&T (Daniel Stokes, Randolph Ross, Elijah Young, Trevor Stewart) | 3:00.23 | Austin, United States | 27 March 2021 |

## Results
### Heats

Qualification: First 2 of each heat (Q) plus the 2 fastest times (q) advanced to the final.
* Q Qualified
* q Qualified as fastest times
* WL = World leading
* NR = National record
* SB = Seasonal best
* OG* = 2020 Olympic Games qualification
* WC* = 2022 World Championships qualification
| Rank | Heat | Nation | Athletes | Time | Notes |
| 1 | 2 | Netherlands | Jochem Dobber, Liemarvin Bonevacia, Ramsey Angela, Tony van Diepen | 3:03.03 | Q, SB, OG*, WC* |
| 2 | 1 | Japan | Rikuya Ito [fr], Kentaro Sato, Kazuma Higuchi, Kaito Kawabata | 3:03.31 | Q, SB, OG*, WC* |
| 3 | 2 | South Africa | Lythe Pillay, Zakhiti Nene, Oscar Mavundla, Ranti Marvin Dikgale | 3:03.79 | Q, SB, OG*, WC* |
| 4 | 2 | Belgium | Dylan Borlée, Robin Vanderbemden, Jonathan Sacoor, Kevin Borlée | 3:04.01 | q, SB, WC* |
| 5 | 3 | Botswana | Isaac Makwala, Leungo Scotch, Boitumelo Masilo, Ditiro Nzamani | 3:04.03 | Q, SB, OG*, WC* |
| 6 | 1 | Colombia | Jhon Perlaza, Yilmar Herrera, Jhon Solís, Anthony Zambrano | 3:04.64 | Q, SB, WC* |
| 7 | 1 | France | Mamadou Kassé Hann, Loïc Prévot, Nicolas Courbière, Thomas Jordier | 3:04.78 | q, SB, WC* |
| 8 | 3 | Italy | Lorenzo Benati, Alessandro Sibilio, Brayan Lopez, Vladimir Aceti | 3:04.81 | Q, SB, WC* |
| 9 | 3 | Poland | Kajetan Duszyński, Dariusz Kowaluk, Wiktor Suwara, Karol Zalewski | 3:05.04 | SB, WC* |
| 10 | 1 | Czech Republic | Michal Desenský, Pavel Maslák, Martin Tuček, Patrik Šorm | 3:05.11 | SB, WC* |
| 11 | 3 | Germany | Tobias Lange, Marvin Schlegel, Torben Junker, Manuel Sanders | 3:05.83 | SB |
| 12 | 2 | Turkey | Oğuzhan Kaya, Yavuz Can, Berke Akçam, İlyas Çanakçı | 3:06.05 | SB |
| 13 | 2 | Spain | Óscar Husillos, Lucas Búa, Manuel Guijarro, Samuel García | 3:06.09 | SB |
| 14 | 3 | Great Britain | Joseph Brier, James Williams, Kevin Metzger, Dwayne Cowan | 3:10.63 | |
| 15 | 1 | Kenya | Stanley Kieti Mutunga, William Rayian, David Sanayek Kapirante, Kevin Kiprotich Tonui | 3:10.81 | SB |

### Final

The Netherlands confirms the first place obtained in the heats summary.
| Rank | Nation | Athletes | Time |
| | Netherlands | Jochem Dobber, Liemarvin Bonevacia, Ramsey Angela, Tony van Diepen | 3:03.45 |
| | Japan | Rikuya Ito [fr], Kaito Kawabata, Kentaro Sato, Aoto Suzuki | 3:04.45 |
| | Botswana | Isaac Makwala, Boitumelo Masilo, Ditiro Nzamani, Leungo Scotch | 3:04.77 |
| 4 | Italy | Lorenzo Benati, Alessandro Sibilio, Brayan Lopez, Vladimir Aceti | 3:05.11 |
| 5 | South Africa | Lythe Pillay, Zakhiti Nene, Ranti Marvin Dikgale, Oscar Mavundla | 3:05.76 |
| 6 | Colombia | Jhon Perlaza, Yilmar Herrera, Jhon Solís, Anthony Zambrano | 3:05.91 |
| 7 | France | Victor Coroller, Gilles Biron, Ludovic Ouceni, Muhammad Kounta | 3:06.16 |
| 8 | Belgium | Jonathan Sacoor, Robin Vanderbemden, Dylan Borlée, Kevin Borlée | 3:10.74 |