# 2018 IAAF World U20 Championships – Men's 100 metres

The men's 100 metres at the 2018 IAAF World U20 Championships was held at Ratina Stadium on 10 and 11 July.

## Records

Standing records prior to the 2018 IAAF World U20 Championships in Athletics :
| World Junior Record | Trayvon Bromell (USA) | 9.97 | Eugene, Oregon, United States | 13 June 2014 |
| Championship Record | Adam Gemili (GBR) | 10.05 | Barcelona, Spain | 11 July 2012 |
| World Junior Leading | Anthony Schwartz (USA) | 10.09 | Albuquerque, New Mexico, United States | 2 June 2018 |

## Results
### Heats

Qualification: First 3 of each heat (Q) and the 6 fastest times (q) qualified for the semifinals.
Wind: Heat 1: +1.1 m/s, Heat 2: +0.6 m/s, Heat 3: +0.5 m/s, Heat 4: -0.3 m/s, Heat 5: -1.0 m/s, Heat 6: +0.2 m/s
| Rank | Heat | Name | Nationality | Time | Note |
| 1 | 1 | Lalu Muhammad Zohri | Indonesia | 10.30 | Q |
| 2 | 6 | Michael Stephens | Jamaica | 10.30 | Q |
| 3 | 3 | Chad Miller | Great Britain | 10.33 | Q |
| 4 | 3 | Michael Bentley | Jamaica | 10.34 | Q |
| 5 | 6 | Joel Johnson | Bahamas | 10.34 | Q |
| 6 | 2 | Dominic Ashwell | Great Britain | 10.36 | Q |
| 7 | 3 | Satoru Fukushima | Japan | 10.37 | Q |
| 8 | 4 | Eric Harrison | United States | 10.39 | Q |
| 9 | 6 | Anthony Schwartz | United States | 10.40 | Q |
| 10 | 2 | Jake Doran | Australia | 10.41 | Q |
| 11 | 3 | Rikkoi Brathwaite | British Virgin Islands | 10.44 | q |
| 12 | 4 | Marvin Schulte | Germany | 10.44 | Q |
| 13 | 5 | Samuel Purola [fi] | Finland | 10.47 | Q |
| 14 | 5 | Henrik Larsson | Sweden | 10.49 | Q |
| 15 | 1 | Daisuke Miyamoto | Japan | 10.50 | Q |
| 16 | 5 | Thembo Monareng | South Africa | 10.52 | Q |
| 17 | 2 | Luis Brandner | Germany | 10.52 | Q |
| 18 | 2 | Gal Arad | Israel | 10.56 | q |
| 19 | 6 | Tyrell Edwards | Trinidad and Tobago | 10.57 | q |
| 20 | 6 | Lorenzo Paissan | Italy | 10.57 | q |
| 21 | 3 | Sergio López | Spain | 10.59 | q |
| 22 | 2 | Vasyl Makukh | Ukraine | 10.62 | q |
| 23 | 5 | Shin Min-kyu | South Korea | 10.62 | |
| 24 | 4 | Riku Illukka | Finland | 10.65 | Q |
| 25 | 1 | Isayah Boers | Netherlands | 10.66 | Q |
| 26 | 4 | Joshua Azzopardi | Australia | 10.66 | |
| 27 | 1 | Joan Martínez | Spain | 10.67 | |
| 28 | 2 | Simang'aliso Ndhlovu | Zambia | 10.68 | |
| 29 | 1 | Timothy Frederick | Trinidad and Tobago | 10.69 | |
| 30 | 3 | Thando Dlodlo | South Africa | 10.70 | |
| 31 | 1 | Adrian Curry | Bahamas | 10.70 | |
| 32 | 5 | Jeremy Estrada | Puerto Rico | 10.75 | |
| 33 | 5 | Štepán Hampl | Czech Republic | 10.78 | |
| 34 | 6 | Danelson Mahautiere | Dominica | 10.79 | |
| 35 | 6 | Antonio Ivanov | Bulgaria | 10.84 | |
| 36 | 3 | Mateo Vargas | Paraguay | 10.89 | |
| 37 | 2 | Gerom Samael Solis | Honduras | 10.94 | |
| 38 | 5 | Jonah Harris | Nauru | 11.11 | |
| 39 | 2 | Tevita Potesio Pone | Tonga | 11.16 | |
| 40 | 4 | Moutasim Al Shekaili | Oman | 11.19 | |
| 41 | 1 | Rahmie Sharif | Jordan | 11.33 | |
| 42 | 5 | Manoka John | Papua New Guinea | 11.52 | |
| 43 | 6 | Jojo Iav | Vanuatu | 11.63 | |
| 44 | 1 | Joseph Aguon | Guam | 11.69 | |
| 45 | 4 | Mipham Yoezer Gurung | Bhutan | 12.05 | |
| 46 | 3 | Shirgeldi Utomyshov | Turkmenistan | 13.07 | |
| | 4 | Abdu Ahmed Marzouq | Saudi Arabia | DQ | |
| | 4 | Enoch Adegoke | Nigeria | DNS | |

### Semifinals

Qualification: First 2 of each semifinal (Q) and the 2 fastest times (q) qualified for the final.
Wind: Semifinal 1: +1.0 m/s, Semifinal 2: +1.4 m/s, Semifinal 3: +0.1 m/s
| Rank | Heat | Name | Nationality | Time | Not |
| 1 | 1 | Anthony Schwartz | United States | 10.19 | Q |
| 2 | 2 | Henrik Larsson | Sweden | 10.22 | Q, NU20R |
| 3 | 2 | Michael Stephens | Jamaica | 10.22 | Q, PB |
| 4 | 1 | Lalu Muhammad Zohri | Indonesia | 10.24 | Q, NU20R |
| 5 | 2 | Dominic Ashwell | Great Britain | 10.28 | q, PB |
| 6 | 1 | Daisuke Miyamoto | Japan | 10.33 | q |
| 7 | 2 | Satoru Fukushima | Japan | 10.33 | PB |
| 8 | 3 | Eric Harrison | United States | 10.36 | Q |
| 9 | 3 | Thembo Monareng | South Africa | 10.36 | Q |
| 10 | 3 | Chad Miller | Great Britain | 10.38 | |
| 11 | 1 | Rikkoi Brathwaite | British Virgin Islands | 10.44 | SB |
| 12 | 3 | Jake Doran | Australia | 10.47 | |
| 13 | 2 | Gal Arad | Israel | 10.53 | |
| 14 | 2 | Sergio López | Spain | 10.53 | SB |
| 15 | 2 | Luis Brandner | Germany | 10.54 | |
| 16 | 1 | Isayah Boers | Netherlands | 10.55 | |
| 17 | 3 | Tyrell Edwards | Trinidad and Tobago | 10.55 | |
| 18 | 3 | Riku Illukka | Finland | 10.67 | |
| 19 | 3 | Lorenzo Paissan | Italy | 10.73 | |
| | 1 | Vasyl Makukh | Ukraine | DNF | |
| | 3 | Marvin Schulte | Germany | DQ | |
| | 1 | Samuel Purola | Finland | DNS | |
| | 1 | Michael Bentley | Jamaica | DNS | |
| | 2 | Joel Johnson | Bahamas | DNS | |

### Final

Wind: +1.2 m/s
| Rank | Lane | Name | Nationality | Time | Note |
| | 8 | Lalu Muhammad Zohri | Indonesia | 10.18 | NU20R |
| | 6 | Anthony Schwartz | United States | 10.22(.211) | |
| | 4 | Eric Harrison | United States | 10.22(.220) | PB |
| 4 | 7 | Thembo Monareng | South Africa | 10.23 | |
| 5 | 1 | Dominic Ashwell | Great Britain | 10.25 | PB |
| 6 | 5 | Henrik Larsson | Sweden | 10.28 | |
| 7 | 3 | Michael Stephens | Jamaica | 10.31 | |
| 8 | 2 | Daisuke Miyamoto | Japan | 10.43 | |