2016 IAAF World U20 Championships – Men's 100 metres
The men's 100 metres event at the 2016 IAAF World U20 Championships was held at Zdzisław Krzyszkowiak Stadium on 19 and 20 July.
Medalists
Records
Results
Heats
Qualification: First 3 of each heat and the 6 fastest times qualified for the semifinals.Wind:
Heat 1: -0.4 m/s, Heat 2: +0.6 m/s, Heat 3: +0.7 m/s, Heat 4: +0.4 m/s, Heat 5: +0.6 m/s, Heat 6: -0.6 m/s
| Rank | Heat | Name | Nationality | Time | Note |
| 1 | 3 | Noah Lyles | 10.10 | Q | |
| 2 | 4 | Filippo Tortu | 10.29 | Q | |
| 3 | 2 | Paulo André de Oliveira | 10.31 | Q | |
| 4 | 5 | Tlotliso Leotlela | 10.32 | Q | |
| 5 | 6 | Mario Burke | 10.33 | Q | |
| 6 | 3 | Derick Silva | 10.34 | Q | |
| 7 | 3 | Eryk Hampel | 10.39 | Q, PB | |
| 8 | 6 | Kenta Oshima | 10.44 | Q, SB | |
| 9 | 2 | Khairul Hafiz Jantan | 10.44 | Q | |
| 10 | 5 | Rechmial Miller | 10.44 | Q | |
| 11 | 6 | Raheem Chambers | 10.45 | Q | |
| 12 | 4 | Austin Hamilton | 10.46 | Q, SB | |
| 13 | 2 | Jhevaughn Matherson | 10.47 | Q | |
| 14 | 1 | Jack Hale | 10.48 | Q | |
| 15 | 3 | Manuel Eitel | 10.50 | q | |
| 16 | 1 | Oliver Bromby | 10.52 | Q | |
| 17 | 2 | Stanislau Darahakupets | 10.54 | q | |
| 18 | 5 | Daniel Estrada | 10.55 | Q | |
| 18 | 3 | Jhonny Rentería | 10.55 | q | |
| 20 | 5 | Amaury Golitin | 10.56 | q | |
| 21 | 4 | Hakim Montgomery | 10.58 | Q | |
| 22 | 4 | Jaquone Hoyte | 10.58 | q | |
| 23 | 1 | Ippei Takeda | 10.61 | Q | |
| 24 | 3 | Oleksandr Sokolov | 10.65 | q | |
| 25 | 4 | Badrul Hisyam Abdul Manap | 10.66 | ||
| 26 | 2 | Thomas Barthel | 10.67 | ||
| 27 | 5 | Joris van Gool | 10.69 | ||
| 28 | 5 | Trae Williams | 10.70 | ||
| 29 | 1 | Dylan Sicobo | 10.79 | ||
| 30 | 2 | Lee Gyu-hyeong | 10.84 | ||
| 31 | 6 | Andrea Federici | 10.87 | ||
| 32 | 1 | Akanni Hislop | 10.88 | ||
| 33 | 6 | Luo Wenyi | 10.93 | SB | |
| 34 | 6 | Aobakwe Malau | 10.96 | ||
| 35 | 4 | Gonzalo Fumont | 11.05 | ||
| 36 | 5 | Vicente Antonio Aranda | 11.25 | ||
| 37 | 1 | Eric Borg Saywell | 11.30 | ||
| 38 | 1 | Phemelo Matlhabe | 11.99 | ||
| 2 | Arturo Deliser | ||||
| 2 | Pascual Ochaga | ||||
| 3 | Emmanuel Arowolo | ||||
| 4 | Hakeem Huggins | ||||
| 6 | Raymond Ekevwo |
Semifinals
Qualification: First 2 of each heat and the 2 fastest times qualified for the final.Wind:
Heat 1: -0.6 m/s, Heat 2: +0.2 m/s, Heat 3: +0.7 m/s
| Rank | Heat | Name | Nationality | Time | Note |
| 1 | 3 | Tlotliso Leotlela | 10.20 | Q | |
| 2 | 2 | Noah Lyles | 10.22 | Q | |
| 3 | 1 | Filippo Tortu | 10.26 | Q | |
| 4 | 3 | Paulo André de Oliveira | 10.32 | Q | |
| 5 | 1 | Mario Burke | 10.34 | Q | |
| 6 | 1 | Raheem Chambers | 10.36 | q | |
| 7 | 2 | Derick Silva | 10.37 | Q | |
| 8 | 3 | Rechmial Miller | 10.37 | q | |
| 9 | 2 | Oliver Bromby | 10.37 | PB | |
| 10 | 3 | Jhevaughn Matherson | 10.40 | ||
| 11 | 1 | Kenta Oshima | 10.43 | SB | |
| 12 | 2 | Jack Hale | 10.45 | ||
| 13 | 1 | Austin Hamilton | 10.47 | ||
| 14 | 2 | Manuel Eitel | 10.53 | ||
| 15 | 1 | Hakim Montgomery | 10.53 | ||
| 16 | 3 | Jhonny Rentería | 10.53 | ||
| 17 | 3 | Amaury Golitin | 10.54 | ||
| 18 | 2 | Ippei Takeda | 10.56 | ||
| 19 | 2 | Eryk Hampel | 10.58 | ||
| 19 | 3 | Daniel Estrada | 10.58 | ||
| 21 | 3 | Khairul Hafiz Jantan | 10.58 | ||
| 22 | 1 | Stanislau Darahakupets | 10.63 | ||
| 23 | 1 | Oleksandr Sokolov | 10.65 | ||
| 24 | 2 | Jaquone Hoyte | 10.73 |
Final
Wind: +0.2 m/s| Rank | Lane | Name | Nationality | Time | Note |
| 6 | Noah Lyles | 10.17 | |||
| 7 | Filippo Tortu | 10.24 | |||
| 8 | Mario Burke | 10.26 | |||
| 4 | 4 | Tlotliso Leotlela | 10.28 | ||
| 5 | 5 | Paulo André de Oliveira | 10.29 | ||
| 6 | 2 | Raheem Chambers | 10.30 | ||
| 7 | 9 | Derick Silva | 10.37 | ||
| 8 | 3 | Rechmial Miller | 16.18 |