2016 IAAF World U20 Championships – Men's 4 × 400 metres relay
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The men's 4 × 100 metres relay event at the 2016 IAAF World U20 Championships was held at Zdzisław Krzyszkowiak Stadium on 23 and 24 July.
Medalists
| Gold | Silver | Bronze |
 United StatesChampion Allison Ari Cogdell Kahmari Montgomery Wilbert London III |  BotswanaOmphemetse Poo Baboloki Thebe Karabo Sibanda Xholani Talane |  JamaicaAnthony Carpenter Sean Bailey Terry Ricardo Thomas Christopher Taylor Aykeeme Francis* |
*Athletes who competed in heats only
Records
| World Junior Record | United States | 3:01.09 | Grosseto, Italy | 18 July 2004 |
| Championship Record | United States | 3:01.09 | Grosseto, Italy | 18 July 2004 |
| World Junior Leading |  Germany | 3:08.52 | Mannheim, Germany | 26 June 2016 |
Results
Heats
Qualification: First 3 of each heat (Q) plus the 2 fastest times (q) qualified for the final.[1]
| Rank | Heat | Nation | Athletes | Time | Notes |
|---|---|---|---|---|---|
| 1 | 1 | Botswana | Omphemetse Poo, Baboloki Thebe, Karabo Sibanda, Xholani Talane | 3:03.75 | Q, WU20L |
| 2 | 1 |  Japan | Kazuki Matsukiyo, Naoki Kitadani, Yoshiro Watanabe, Mizuki Obuchi | 3:07.59 | Q, SB |
| 3 | 2 | United States | Champion Allison, Ari Cogdell, Kahmari Montgomery, Wilbert London III | 3:07.87 | Q, SB |
| 4 | 2 | Germany | Manuel Sanders, Julian Wagner, Fabian Dammermann, Marvin Schlegel | 3:08.50 | Q, SB |
| 5 | 1 | Jamaica | Anthony Carpenter, Sean Bailey, Aykeeme Francis, Terry Ricardo Thomas | 3:08.80 | Q, SB |
| 6 | 1 |  India | Kiran Murugan, Harsh Kumar, Pankaj Pankaj, Amoj Jacob | 3:08.89 | q, NU20R |
| 7 | 1 |  Trinidad and Tobago | Joshua St. Clair, Dwight St Hilare, Judah Taylor, Kashief King | 3:08.91 | q, SB |
| 8 | 2 |  Italy | Umberto Mezzaluna, Vladimir Aceti, Brayan Lopez, Alessandro Sibilio | 3:09.42 | Q, SB |
| 9 | 1 |  Poland | Mateusz Rzeźniczak, Cezary Mirosław, Kamil Mroczek, Tymoteusz Zimny | 3:09.42 | SB |
| 10 | 1 |  Thailand | Nattapong Kongkraphan, Witthawat Thumcha, Phitchaya Sunthonthuam, Vitsanu Phosri | 3:10.08 | |
| 11 | 2 |  Belgium | Alexander Doom, Julian Cobbaert, Dylan Owusu, Gerbrand Huts | 3:10.78 | SB |
| 12 | 2 |  Latvia | Ilja Petrušenko, Austris Karpinskis, Valerijs Valinšcikovs, Maksims Sinčukovs | 3:10.85 | NU20R |
| 13 | 1 |  Canada | Nathaniel Mechler, Michael Petersen, Callum MacNab, Nathan Friginette | 3:12.05 | SB |
| 2 |  Saudi Arabia | Sultan Hussain Khalufi, Sabir Said Essa, Saeed Hassan Olwani, Ahmed Saleh Mahda | DQ | 163.3(a)[2] | |
| 2 |  Kenya | DNS |
Final
| Rank | Nation | Athletes | Time | Notes |
|---|---|---|---|---|
 | United States | Champion Allison, Ari Cogdell, Kahmari Montgomery, Wilbert London III | 3:02.39 | WU20L |
 | Botswana | Omphemetse Poo, Baboloki Thebe, Karabo Sibanda, Xholani Talane | 3:02.81 | AU20L |
 | Jamaica | Anthony Carpenter, Sean Bailey, Terry Ricardo Thomas, Christopher Taylor | 3:04.83 | SB |
| 4 | Japan | Mizuki Obuchi, Naoki Kitadani, Yoshiro Watanabe, Kazuki Matsukiyo | 3:07.02 | |
| 5 | Germany | Manuel Sanders, Julian Wagner, Fabian Dammermann, Marvin Schlegel | 3:08.13 | SB |
| 6 | Trinidad and Tobago | Joshua St. Clair, Dwight St Hilare, Judah Taylor, Kashief King | 3:08.28 | SB |
| 7 | India | Kiran Murugan, Santhosh Tamilarasan, Pankaj Pankaj, Amoj Jacob | 3:09.14 | |
| Italy | Umberto Mezzaluna, Vladimir Aceti, Brayan Lopez, Alessandro Sibilio | DQ | R163.3(a)[2] |
