The Boys' 100 metres at the 2009 World Youth Championships in Athletics was held at the Brixen-Bressanone Sport Arena on 8 and 9 July.iaaf.org - International Association of Athletics Federations The event was won by Prezel Hardy of the United States.

Medalists GoldSilverBronzePrezel HardyAaron BrownGiovanni Galbieri

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

World Youth Best10.23Indianapolis, USA21 June 2007Championship Record10.31Debrecen, Hungary13 July 2001World Youth Leading10.34Waco, United States22 May 2009Nara, Japan19 June 2009

No new records were set during the competition.

Heats Qualification rule: first 2 of each heat (Q) plus the 4 fastest times (q) qualified.

Semifinals Qualification rule: first 4 of each heat (Q) qualified.

Heat 1 Rank Lane Name Nationality Time Notes 1 6 Prezel Hardy 10.38 Q 2 5 Ryota Yamagata 10.61 Q 3 4 Huang Xiang 10.62 Q 4 3 Moriba Morain 10.71 Q 5 7 Richmond Collins 10.73 6 2 Carlos Rodríguez 10.84 7 1 Mateo Edward 10.88 8 Ratu Tabakaucoro DNS Key: PB = Personal best, SB = Seasonal best

Wind: 1.1 m/s

Heat 2 Rank Lane Name Nationality Time Notes 1 6 Aaron Brown 10.49 Q 2 8 Jimmy Vicaut 10.56 Q 3 3 Giovanni Galbieri 10.59 Q 4 5 Takumi Kuki 10.61 Q 5 4 Tan Juquan 10.62 6 7 Kemar Bailey-Cole 10.66 7 2 Geno Jones 10.72 8 1 Jamol James 10.91

Key: PB = Personal best, SB = Seasonal best

Wind: 1.3 m/s

Final

Rank Lane Name Nationality Time Notes 6 Prezel Hardy 10.57 5 Aaron Brown 10.74 7 Giovanni Galbieri 10.79 4 Ryota Yamagata 10.80 8 Huang Xiang 10.83 1 Takumi Kuki 10.88 3 Jimmy Vicaut 10.89 2 Moriba Morain 10.94

Key: PB = Personal best, SB = Seasonal best

Wind: −1.2 m/s

References

World Youth Championships 2009