| POS | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|
| 1 | Melissa Morrison-Howard |  USA | 12.76 Q | 0.169 | 
| 2 | Glory Alozie |  NGR | 12.84 Q | 0.261 | 
| 3 | Aliuska López |  CUB | 12.92 Q | 0.157 | 
| 4 | Natalya Shekhodanova |  RUS | 12.96 Q | 0.203 | 
| 5 | Nadine Faustin-Parker |  HAI | 13.25 | 0.182 | 
| 6 | Patricia Girard |  FRA | 13.43 | 0.181 | 
| 7 | Michelle Freeman |  JAM | 13.52 | 0.188 | 
| Keturah Anderson |  CAN | DNF | 0.141 | 
| POS | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|
| 1 | Olga Shishigina |  KAZ | 12.66 Q | 0.248 | 
| 2 | Sharon Couch |  USA | 12.78 Q | 0.152 | 
| 3 | Nicole Ramalalanirina |  FRA | 12.79 Q | 0.157 | 
| 4 | Delloreen ENNIS |  JAM | 12.80 Q | 0.185 | 
| 5 | Trecia Roberts |  THA | 12.96 q SB | 0.201 | 
| 6 | Yvonne Kanazawa |  JPN | 13.11 q | 0.184 | 
| 7 | Sriyani Kulawansa-Fonseca |  SRI | 13.19 | 0.179 | 
| Yuliya Graudyn |  RUS | DNF | 0.149 | 
| POS | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|
| 1 | Gail Devers |  USA | 12.77 Q | 0.181 | 
| 2 | Linda Ferga-Khodadin |  FRA | 12.88 Q | 0.245 | 
| 3 | Brigitte Foster-Hylton |  JAM | 12.88 Q | 0.189 | 
| 4 | Svetlana Laukhova |  RUS | 12.96 Q SB | 0.155 | 
| 5 | Olena Krasovska |  UKR | 13.02 q | 0.165 | 
| 6 | Svetla Pishtikova |  BUL | 13.04 q | 0.182 | 
| 7 | Angela Atede |  NGR | 13.11 | 0.197 | 
| 8 | Diane Allahgreen |  GBR | 13.22 | 0.158 |