| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 201 | Phylicia GEORGE |  CAN | 12.73 Q PB | 0.124 | 
| 2 | 986 | Kellie Wells |  USA | 12.79 Q | 0.168 | 
| 3 | 824 | Lisa Urech |  SUI | 12.86 | 0.133 | 
| 4 | 256 | Lina Flórez |  COL | 12.94 PB | 0.163 | 
| 5 | 512 | Vonette Dixon |  JAM | 13.00 | 0.176 | 
| 6 | 236 | Yawei Sun |  CHN | 13.19 | 0.174 | 
| 7 | 868 | Nevin Yanit |  TUR | 13.31 | 0.160 | 
| 8 | 366 | Sandra Gomis |  FRA | 13.55 | 0.208 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 119 | Sally PEARSON |  AUS | 12.36 Q WL | 0.140 | 
| 2 | 946 | Dawn Harper-Nelson |  USA | 12.74 Q | 0.181 | 
| 3 | 751 | Tatyana Dektyareva |  RUS | 12.76 q SB | 0.163 | 
| 4 | 199 | Perdita Felicien |  CAN | 12.88 | 0.138 | 
| 5 | 524 | Indira Spence |  JAM | 12.93 PB | 0.169 | 
| 6 | 559 | Natalya Ivoninskaya |  KAZ | 12.96 | 0.150 | 
| 7 | 302 | Lucie Škrobáková |  CZE | 12.98 | 0.156 | 
| 8 | 675 | Seun Adigun |  NGR | 13.14 | 0.158 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 405 | Tiffany PORTER |  GBR | 12.56 Q NR | 0.137 | 
| 2 | 924 | Danielle Carruthers |  USA | 12.65 Q | 0.163 | 
| 3 | 203 | Nikkita HOLDER |  CAN | 12.84 q PB | 0.148 | 
| 4 | 513 | Brigitte Foster-Hylton |  JAM | 12.87 SB | 0.138 | 
| 5 | 437 | Cindy ROLEDER |  GER | 12.91 PB | 0.148 | 
| 6 | 129 | Beate SCHROTT |  AUT | 13.02 | 0.184 | 
| 7 | 263 | Brigitte Merlano |  COL | 13.21 | 0.175 | 
| 481 | Derval O'Rourke |  IRL | DNS |