# Athletics at the 2019 Summer Universiade – Men's 4 × 100 metres relay

The men's 4 × 100 metres relay event at the 2019 Summer Universiade was held on 12 and 13 July at the Stadio San Paolo in Naples.

## Medalists

| Gold | Silver | Bronze |
| Japan Daisuke Miyamoto Yoshihiro Someya Jun Yamashita Bruno Dede | China Jiang Jiehua Jiang Hengnan Wang Yu Xuan Dajun | South Korea Lee Gyu-hyeong Ko Seung-hwan Mo Il-hwan Park Sie-young |

## Results
### Heats

Qualification: First 2 teams in each heat (Q) and the next 2 fastest (q) qualified for the final.
| Rank | Heat | Nation | Athletes | Time | Notes |
| 1 | 2 | Japan | Daisuke Miyamoto, Yoshihiro Someya, Jun Yamashita, Bruno Dede | 39.30 | Q |
| 2 | 2 | South Korea | Lee Gyu-hyeong, Ko Seung-hwan, Mo Il-hwan, Park Sie-young | 39.69 | Q |
| 3 | 3 | Brazil | Erik Cardoso, Jonatan Rodrigues, Rodrigo do Nascimento, Paulo André de Oliveira | 39.89 | Q |
| 4 | 2 | Ghana | Wallace Aflamah, Benjamin Azamati-Kwaku, Sarfo Ansah, Barnabas Aggerh | 40.04 | q |
| 5 | 1 | China | Jiang Jiehua, Jiang Hengnan, Wang Yu, Xuan Dajun | 40.04 | Q |
| 6 | 3 | Chinese Taipei | Wei Yi-ching, Wang Wei-hsu, Wei Tai-sheng, Cheng Po-yu | 40.19 | Q |
| 7 | 2 | Czech Republic | Vojtěch Svoboda, Zdeněk Stromšík, Vojtěch Kolarčík, Dominik Záleský | 40.20 | q |
| 8 | 3 | Malaysia | Hafiz Jantan, Aqil Yasmin, Russel Nasir Taib, Johnathan Nyepa | 40.28 | |
| 9 | 1 | Kazakhstan | Vitaliy Zems, Damil Sutzhanov, Sergey Russak, Alexandr Kasper | 40.35 | Q |
| 10 | 2 | Mexico | Adrián Rivera, Juan Carlos Alanis, César Ramírez, Iván Eduardo Moreno | 40.37 | |
| 11 | 3 | India | Gurindervir Singh, Harjit Singh, Muhammed Variyathodi, Vadivelu Kannadasan | 40.73 | |
| 12 | 3 | Italy | Angelo Marvulli, Simone Tanzilli, Pietro Pivotto, Luca Antonio Cassano | 40.77 | |
| 13 | 1 | Romania | Cristian Radu, Alexandru Terpezan, Vlad Dulcescu, Ioan Andrei Melnicescu | 41.98 | |
| 14 | 2 | Sri Lanka | Himihami Mudiyanselage, Malin Wijaya Krishna, Gihan Ranaweera, Araliya Kottahachchi | 42.13 | |
| 15 | 2 | Oman | Sulaiyam Al-Sulaimi, Usama Al-Gheilani, Saif Al-Maqbali, Majid Al-Maqbali | 43.20 | |
| | 3 | South Africa | Jon Seeliger, Thembo Monareng, Zakhithi Nene, Chederick van Wyk | DNF | |
| | 1 | Thailand | Ruttanapon Sowan, Nutthapong Veeravongratanasiri, Chayut Khongprasit, Siripol Punpa | DQ | R170.7 |
| | 1 | Uganda | Joshua Jagalo, Emmanuel Nuwagaba, Yahaya Maliamungu, Benson Okot | DQ | R163.3a |
| | 1 | Indonesia | | DNS | |
| | 3 | Saudi Arabia | | DNS | |

### Final

| Rank | Lane | Nation | Athletes | Time | Notes |
| | 4 | Japan | Daisuke Miyamoto, Yoshihiro Someya, Jun Yamashita, Bruno Dede | 38.92 | |
| | 3 | China | Jiang Jiehua, Jiang Hengnan, Wang Yu, Xuan Dajun | 39.01 | |
| | 6 | South Korea | Lee Gyu-hyeong, Ko Seung-hwan, Mo Il-hwan, Park Sie-young | 39.31 | |
| 4 | 7 | Chinese Taipei | Wei Yi-ching, Wang Wei-hsu, Wei Tai-sheng, Cheng Po-yu | 39.78 | |
| 5 | 8 | Kazakhstan | Vitaliy Zems, Damil Sutzhanov, Sergey Russak, Alexandr Kasper | 40.00 | |
| 6 | 2 | Czech Republic | Vojtěch Svoboda, Zdeněk Stromšík, Vojtěch Kolarčík, Dominik Záleský | 40.54 | |
| 7 | 5 | Brazil | Gabriel Constantino, Jonatan Rodrigues, Rodrigo do Nascimento, Paulo André de Oliveira | 1:23.05 | |
| | 1 | Ghana | Wallace Aflamah, Benjamin Azamati-Kwaku, Sarfo Ansah, Barnabas Aggerh | DQ | R170.19 |