2010 World Junior Championships in Athletics – Men's 100 metres
The men's 100 metres at the 2010 World Junior Championships in Athletics was held at the Moncton 2010 Stadium on 20 & 21 July.Medalists
Records
Prior to the competition, the existing world junior and championship records were as follows.
No new records were established during the competition.Results
Final
21 July
Wind: -0.7m/s
| Rank | Name | Nationality | Time | Notes |
| Dexter Lee | | 10.21 | |
| Charles Silmon | | 10.23 | |
| Jimmy Vicaut | | 10.28 | |
| Michael Granger | | 10.32 | |
| Aaron Brown | | 10.48 | |
| Jason Rogers | | 10.49 | |
| Julien Watrin | | 10.56 | |
| Patrick Fakiye | | 10.62 | |
Key: PB = Personal best, SB = Seasonal bestSemifinals
21 July
Qual. rule: first 2 of each heat plus the 2 fastest times qualified.Semifinal 1
Wind: +2.6m/s
| Rank | Name | Nationality | Time | Notes |
| Michael Granger | | 10.51 w | Q |
| Jason Rogers | | 10.56 w | Q |
| Julien Watrin | | 10.62 w | q |
| Patrick Fakiye | | 10.71 w | q |
| Takumi Kuki | | 10.71 w | |
| Gideon Trotter | | 10.76 w | |
| Shermund Allsop | | 10.86 w | |
| Caio Cézar dos Santos | | DQ | IAAF rule 162.7 |
Semifinal 2
Wind: +2.2m/s
| Rank | Name | Nationality | Time | Notes |
| Jimmy Vicaut | | 10.38 w | Q |
| Charles Silmon | | 10.48 w | Q |
| Waide Jooste | | 10.72 w | |
| Deji Tobais | | 10.73 w | |
| Dario Horvat | | 10.75 w | |
| Ryo Onabuta | | 10.77 w | |
| Bernardo Brady | | 10.78 w | |
| Grzegorz Zimniewicz | | DQ | IAAF rule 162.7 |
Semifinal 3
Wind: +0.9m/s
| Rank | Name | Nationality | Time | Notes |
| Aaron Brown | | 10.62 | Q |
| Dexter Lee | | 10.66 | Q |
| Warren Fraser | | 10.72 | |
| Ayobami Oyebiyi | | 10.81 | |
| Hassan Taftian | | 10.89 | |
| Delmas Obou | | 10.89 | |
| Sabian Cox | | 11.00 | |
| Kukyoung Kim | | 11.05 | |
Heats
20 JulyWind: +2.2m/s
| Rank | Name | Nationality | Time | Notes |
| 1 | Julien Watrin | BEL | 10.31 w | Q |
| 2 | Aaron Brown | CAN | 10.37 w | Q |
| 3 | Grzegorz Zimniewicz | POL | 10.37 w | q |
| 4 | Takumi Kuki | JPN | 10.46 w | q |
| 5 | Patrick Fakiye | AUS | 10.50 w | q |
| 6 | Chavez Ageday | GUY | 10.87 w | |
| 7 | Ao Chan Hong | MAC | 11.27 w | |
| 8 | Rodman Teltul | PLW | 11.47 w | |
Heat 2
Wind: +1.3m/s
| Rank | Name | Nationality | Time | Notes |
| 1 | Dexter Lee | JAM | 10.38 | Q |
| 2 | Shermund Allsop | TRI | 10.64 | Q |
| 3 | Delano Williams | TCA | 10.75 | |
| 4 | Patrick Kuhn | GER | 10.77 | |
| 5 | Lawrence Ho Man Lok | HKG | 10.78 | |
| 6 | Taron Kachatryan | ARM | 11.09 | |
| 7 | Anousone Sayasenh | LAO | 11.86 | |
Heat 3
Wind: +0.8m/s
| Rank | Name | Nationality | Time | Notes |
| 1 | Henry Tobais | UK | 10.49 | Q |
| 2 | Delmas Obou | ITA | 10.65 | Q |
| 3 | Geno Jones | BAH | 10.66 | |
| 4 | Jirapong Meenapra | THA | 10.70 | |
| 5 | Alberto Gavaldá | ESP | 10.75 | |
| 6 | Mathew Sukulu | SOL | 11.50 | |
| 7 | Fodé Braima | GBS | 11.81 | |
Heat 4
Wind: +0.4m/s
| Rank | Name | Nationality | Time | Notes |
| 1 | Warren Fraser | BAH | 10.46 | Q |
| 2 | Kim Kuk-Young | KOR | 10.48 | Q |
| 3 | Ayobani Oyebiyi | NGR | 10.54 | q |
| 4 | Ryo Onabuta | JPN | 10.61 | q |
| 5 | Vincent Michalet | FRA | 10.96 | |
| 6 | Kicio Welsh | AIA | 11.67 | |
| 7 | Correy Abraham | FSM | 11.95 | |
Heat 5
Wind: +1.0m/s
| Rank | Name | Nationality | Time | Notes |
| 1 | Charles Silmon | USA | 10.33 | Q |
| 2 | Dario Horvat | CRO | 10.51 | Q |
| 3 | Bernard Brady | JAM | 10.52 | q |
| 4 | Hassan Taftian | IRI | 10.60 | q |
| 5 | Florian Hübner | GER | 10.70 | |
| 6 | Andrew Cavilla | GIB | 12.03 | |
| 7 | Jamodre Lalita | MHL | 12.46 | |
Heat 6
Wind: +0.2m/s
| Rank | Name | Nationality | Time | Notes |
| 1 | Michael Granger | USA | 10.47 | Q |
| 2 | Waide Jooste | RSA | 10.60 | Q |
| 3 | Dániel Karlik | HUN | 10.66 | |
| 4 | Franklin Buruni | INA | 10.66 | |
| 5 | Martin Ricar | CZE | 10.89 | |
| 6 | Tsepo Qhotsokoane | LES | 10.93 | |
| 7 | Dédé Manganda | GAB | 11.89 | |
Heat 7
Wind: +1.3m/s
| Rank | Name | Nationality | Time | Notes |
| 1 | Gideon Trotter | RSA | 10.52 | Q |
| 2 | Sabian Cox | TRI | 10.67 | Q |
| 3 | Artur Szczesniak | POL | 10.70 | |
| 4 | Emmanuel Mtimbe-Titi | CMR | 10.73 | |
| 5 | Yigitcan Hekimoglu | TUR | 10.82 | |
| 6 | Lester Ryan | MSR | 10.84 | |
| 7 | Weerawat Pharueang | THA | 10.87 | |
Heat 8
Wind: +1.3m/s
| Rank | Name | Nationality | Time | Notes |
| 1 | Jimmy Vicaut | FRA | 10.53 | Q |
| 2 | Jason Rogers | SKN | 10.54 | Q |
| 3 | Caio Cézar dos Santos | BRA | 10.62 | q |
| 4 | Édgar Hernández | PUR | 10.70 | |
| 5 | Adrián Pérez | ESP | 10.81 | |
| 6 | Matteo Mosconi | SMR | 12.24 | |
| 7 | Bukitaua Tiire Tebau | KIR | 12.43 | |
Participation
According to an unofficial count, 57 athletes from 46 countries participated in the event.
