| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 576 | Lauryn Williams |  USA | 11.46 Q | 0.167 | 
| 2 | 67 | Thatiana Regina Ignâcio |  BRA | 11.73 Q | 0.171 | 
| 3 | 201 | Jeanette Kwakye |  GBR | 11.75 | 0.153 | 
| 4 | 450 | Margarita Anisimova |  RUS | 11.79 | 0.154 | 
| 5 | 80 | Kerri-Ann Mitchell |  CAN | 11.95 | 0.191 | 
| 6 | 279 | Nikolett Listár |  HUN | 11.98 | 0.170 | 
| 7 | 184 | Sandra Gomis |  FRA | 12.00 | 0.165 | 
| 8 | 135 | Sille Søndergaard |  DEN | 12.51 | 0.132 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 561 | Marshevet Myers |  USA | 11.43 Q PB | 0.166 | 
| 2 | 310 | Simone Facey |  JAM | 11.44 Q PB | 0.156 | 
| 3 | 74 | Krysha Bayley |  CAN | 11.64 q PB | 0.174 | 
| 4 | 72 | Ivet LALOVA-COLLIO |  BUL | 11.83 | 0.202 | 
| 5 | 155 | Katrin Käärt |  EST | 11.90 | 0.178 | 
| 6 | 489 | Virgil Hodge |  SKN | 11.94 | 0.212 | 
| 7 | 532 | Kelly-Ann BAPTISTE |  TTO | 12.03 | 0.169 | 
| 8 | 410 | Mae Koime |  PNG | 12.17 NJ | 0.137 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 328 | Kerron Stewart |  JAM | 11.46 Q PB | 0.193 | 
| 2 | 400 | Ann Cathrine Bakken |  NOR | 11.64 Q PB | 0.180 | 
| 3 | 534 | Wanda Hutson |  TTO | 11.72 q PB | 0.181 | 
| 4 | 70 | Yuliyana Belcheva |  BUL | 11.77 | 0.143 | 
| 5 | 168 | Siina Pylkkä |  FIN | 11.92 | 0.160 | 
| 6 | 393 | Joan van den Akker |  NED | 11.96 | 0.151 | 
| 7 | 103 | Delphine Atangana |  CMR | 12.28 | 0.162 | 
| 8 | 455 | Olga Fedorova |  RUS | 20.01 | 0.173 |