The boys' 100 metres at the 2017 IAAF World U18 Championships was held on 12 July.

Records Prior to the competition, the following records were as follows.

World Youth Best10.15Gainesville, Florida, United States31 March 2017Championship Record10.28Cali, Colombia15 July 2015World Youth Leading10.15Gainesville, Florida, United States31 March 2017

Heats Qualification rule: first 4 of each heat (Q) and the next 4 fastest qualified.

Rank Heat Lane Name Nationality Time Notes 1 1 5 Retshidisitswe Mlenga 10.48 Q 2 3 5 Tshenolo Lemao 10.54 Q 3 2 2 Luis Brandner 10.54 Q, PB 4 2 7 Vasyl Makukh 10.59 Q, PB 5 4 5 Mohamed Zekraoui 10.59 Q, PB 6 5 7 Tyreke Wilson 10.60 Q 7 4 8 Adrian Curry 10.61 Q 8 4 3 Abdu Marzouq 10.68 Q, PB 9 3 6 Nick Kocevar 10.68 Q, PB 10 1 3 Arielton dos Santos 10.73 Q 11 4 6 Tobias Larsen 10.73 Q, PB 12 5 2 Danelson Mahautiere 10.74 Q, PB 13 1 7 Joel Johnson 10.77 Q 14 5 3 Elijah Matayo 10.78 Q, PB 15 3 4 Oleksandr Savenko 10.79 Q 16 3 7 Huang Yonglian 10.79 Q 17 2 3 Mojela Koneshe 10.80 Q, PB 18 1 4 Suo Hanbo 10.85 Q 19 2 1 Muhammad Sa'adon 10.89 Q 20 4 7 Rodrigo Guzmán 10.89 q 21 4 4 Tse Yee Hin Rico 10.89 q 22 2 4 Mehdi Nait Abdelaziz 10.92 q 23 5 6 Joshua Han Wei Chua 10.94 Q 24 1 8 Theron Human 11.03 q 25 5 8 Gurindervir Singh 11.07 26 2 5 Fabrizio Aquino 11.09 27 3 2 Ch. Palendra Kumar 11.10 28 1 2 Tajarie Arthurton 11.12 29 5 5 Erik Cardoso 11.20 30 2 6 Jean Ngoma Toko Wasala 11.27 PB 31 5 4 Francesco Sansovini 11.38 32 4 2 Issiaka Djire 11.41 PB 33 3 8 Mohamed Dahalane 11.49 PB 34 3 3 Yusufjon Bekmurodov 11.61 PB 35 1 6 Daniel Tajar 11.82 PB 2 8 Enoch Adegoke 3 1 Gershon Omubo

Semifinals Qualification rule: first 2 of each heat (Q) and the next 2 fastest qualified.

Rank Heat Name Nationality Time Notes 1 2 Retshidisitswe Mlenga 10.37 Q, PB 2 3 Tyreke Wilson 10.47 Q 3 3 Tshenolo Lemao 10.50 Q 4 1 Arielton dos Santos 10.56 Q, PB 5 3 Nick Kocevar 10.57 Q, PB 6 2 Adrian Curry 10.59 Q 7 3 Abdu Marzouq 10.61 q, PB 8 3 Huang Yonglian 10.62 PB 9 1 Luis Brandner 10.62 Q 10 2 Suo Hanbo 10.65 PB 11 1 Mohamed Zekraoui 10.67 12 2 Danelson Mahautiere 10.67 PB 13 1 Joel Johnson 10.68 PB 14 1 Tobias Larsen 10.74 15 3 Elijah Matayo 10.74 PB 16 1 Tse Yee Hin Rico 10.77 17 2 Muhammad Sa'adon 10.80 PB 18 1 Oleksandr Savenko 10.82 19 2 Theron Human 10.84 20 1 Rodrigo Guzmán 10.86 21 3 Mehdi Nait Abdelaziz 10.97 22 3 Joshua Han Wei Chua 11.05 23 2 Vasyl Makukh 11.41 2 Mojela Koneshe DQ

Final

Rank Name Nationality Reaction Time Notes Tshenolo Lemao 0.186 10.57 Retshidisitswe Mlenga 0.195 10.61 Tyreke Wilson 0.213 10.65 4 Arielton dos Santos 0.205 10.73 5 Nick Kocevar 0.233 10.83 6 Adrian Curry 0.288 10.86 7 Abdu Marzouq 0.211 11.01 8 Luis Brandner 0.244 11.13

References