| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 543 | Kaliese Spencer | 
                                         
                                        JAM
                                     | 
                                    55.12 Q | 0.188 | 
| 2 | 913 | Josanne Lucas | 
                                         
                                        TTO
                                     | 
                                    55.41 Q | 0.173 | 
| 3 | 218 | Xiaoxiao Huang | 
                                         
                                        CHN
                                     | 
                                    55.52 Q SB | 0.169 | 
| 4 | 189 | Vania Stambolova | 
                                         
                                        BUL
                                     | 
                                    56.01 Q | 0.208 | 
| 5 | 561 | Satomi Kubokura | 
                                         
                                        JPN
                                     | 
                                    56.91 | 0.166 | 
| 6 | 577 | Tatyana Azarova | 
                                         
                                        KAZ
                                     | 
                                    57.90 | 0.182 | 
| 7 | 951 | Anna Titimets | 
                                         
                                        UKR
                                     | 
                                    58.22 | 0.178 | 
| 8 | 964 | Déborah RODRÍGUEZ | 
                                         
                                        URU
                                     | 
                                    59.21 NR | 0.204 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 547 | Nickiesha Wilson | 
                                         
                                        JAM
                                     | 
                                    55.37 Q | 0.173 | 
| 2 | 712 | Anna Jesien | 
                                         
                                        POL
                                     | 
                                    55.57 Q | 0.170 | 
| 3 | 380 | Eilidh Doyle | 
                                         
                                        GBR
                                     | 
                                    55.96 Q | 0.163 | 
| 4 | 1027 | Sheena Tosta | 
                                         
                                        USA
                                     | 
                                    56.00 Q | 0.154 | 
| 5 | 614 | Ieva Zunda | 
                                         
                                        LAT
                                     | 
                                    56.05 q SB | 0.225 | 
| 6 | 354 | Aurore Kassambara | 
                                         
                                        FRA
                                     | 
                                    57.25 | 0.167 | 
| 7 | 550 | Sayaka Aoki | 
                                         
                                        JPN
                                     | 
                                    1:03.56 | 0.188 | 
| 187 | Tsvetelina Kirilova | 
                                         
                                        BUL
                                     | 
                                    DQ | 0.156 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 545 | Melaine Walker | 
                                         
                                        JAM
                                     | 
                                    55.17 Q | 0.155 | 
| 2 | 777 | Natalya Antyukh | 
                                         
                                        RUS
                                     | 
                                    55.40 Q | 0.215 | 
| 3 | 394 | Perri Shakes-Drayton | 
                                         
                                        GBR
                                     | 
                                    56.49 Q | 0.203 | 
| 4 | 293 | Sara Slott PETERSEN | 
                                         
                                        DEN
                                     | 
                                    56.51 Q | 0.163 | 
| 5 | 491 | Michelle Carey | 
                                         
                                        IRL
                                     | 
                                    56.91 | 0.194 | 
| 6 | 616 | Kou Luogon | 
                                         
                                        LBR
                                     | 
                                    57.70 | 0.181 | 
| 7 | 306 | Laia Forcadell | 
                                         
                                        ESP
                                     | 
                                    58.57 | 0.177 | 
| 8 | 904 | Merjen Ishangulyyeva | 
                                         
                                        TKM
                                     | 
                                    1:00.75 | 0.148 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 759 | Angela Morosanu | 
                                         
                                        ROU
                                     | 
                                    54.70 Q | 0.187 | 
| 2 | 1040 | Tiffany Williams | 
                                         
                                        USA
                                     | 
                                    55.25 Q | 0.163 | 
| 3 | 283 | Zuzana HEJNOVÁ | 
                                         
                                        CZE
                                     | 
                                    55.68 Q | 0.145 | 
| 4 | 785 | Elena Churakova | 
                                         
                                        RUS
                                     | 
                                    56.13 q | 0.160 | 
| 5 | 138 | Elodie Ouédraogo | 
                                         
                                        BEL
                                     | 
                                    56.60 q SB | 0.156 | 
| 6 | 294 | Yolanda Osana | 
                                         
                                        DOM
                                     | 
                                    59.18 | 0.173 | 
| 7 | 191 | Aïssata Soulama | 
                                         
                                        BUR
                                     | 
                                    59.20 SB | 0.214 | 
| 678 | Amaka Ogoegbunam | 
                                         
                                        NGR
                                     | 
                                    DQ | 0.172 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 982 | Lashinda Demus | 
                                         
                                        USA
                                     | 
                                    54.66 Q | 0.152 | 
| 2 | 947 | Anastasiya Rabchenyuk | 
                                         
                                        UKR
                                     | 
                                    55.63 Q | 0.203 | 
| 3 | 796 | Natalya Ivanova | 
                                         
                                        RUS
                                     | 
                                    56.11 Q | 0.182 | 
| 4 | 680 | Muizat Ajoke Odumosu | 
                                         
                                        NGR
                                     | 
                                    56.62 Q | 0.202 | 
| 5 | 428 | Jonna Tilgner | 
                                         
                                        GER
                                     | 
                                    56.73 q | 0.211 | 
| 6 | 236 | Carole Kaboud Mebam | 
                                         
                                        CMR
                                     | 
                                    58.10 | 0.172 | 
| 868 | Muna Jabir Adam | 
                                         
                                        SUD
                                     | 
                                    DNS | 0.000 |