| Date | 12 – 15 October 2018 | |
|---|---|---|
| Status | YOG | |
| Location | Athletics Field, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires | |
| Participants | 38 from 38 countries | |
| Format | Two stages with final results determined by cumulative time. | |
| Pos | Competitor | NOC | Time | |||
|---|---|---|---|---|---|---|
| 1 | Luke Davids | 20.71 | Gold | |||
| 2 | Alaba Akintola | 21.00 | Silver | |||
| 3 | Seiryo Ikeda | 21.12 | Bronze | |||
| 4 | Michali Everett | 21.38 | ||||
| 5 | Raphael Ngaguele Mberlina | 21.49 | ||||
| 6 | Fabian Olbert | 21.52 | ||||
| 7 | Mahdi Rezaei | 21.56 | ||||
| 8 | Issa Sangare | 21.58 | ||||
| 9 | Mateo Vargas | 21.66 | ||||
| 10 | Lucas da Silva | 21.66 | ||||
| 11 | Adrian Curry | 21.67 | ||||
| 12 | Shelton St. Rose | 21.71 | ||||
| 13 | Romar Stapleton | 21.83 | ||||
| 14 | Muhammad Fakhrul Abdul Aziz | 21.83 | ||||
| 15 | Darian Clarke | 21.84 | ||||
| 16 | Adi Sidiq | 21.85 | ||||
| 17 | Tadeáš Formánek | 21.86 | ||||
| 18 | He Yuhong | 21.90 | ||||
| 19 | Rafał Łupiński | 21.97 | ||||
| 20 | Luis Rodríguez | 22.04 | ||||
| 21 | Dominik Illovszky | 22.15 | ||||
| 22 | Gary Rankin | 22.16 | ||||
| 23 | Martín Loera | 22.27 | ||||
| 24 | Noah Conteh | 22.40 | ||||
| 25 | Dominic Cole | 22.53 | ||||
| 26 | Timo Castrini | 22.55 | ||||
| 27 | Bongumenzi Mbingo | 22.88 | ||||
| 28 | Sunnyboy Barcon | 23.09 | ||||
| 29 | Ibadulla Adam | 23.20 | ||||
| 30 | Fabio Moniz | 23.22 | ||||
| 31 | Kanaee Tauia | 23.40 | ||||
| 32 | Guy Michel | 23.43 | ||||
| 33 | Vat Saisouly | 23.56 | ||||
| 34 | Iosefa Mauga, Jr. | 23.60 | ||||
| 35 | Marcelo Gomes | 23.79 | ||||
| 36 | Andriy Vasyliev | 54.67 | ||||
| Ahmed Muhanna Almarwani | – | |||||
| Ronward Hinarua | – |