| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1150 | LaShawn Merritt | 
                                         
                                        USA
                                     | 
                                    43.74 WL | 0.256 | 
| 2 | 1148 | Tony MCQUAY | 
                                         
                                        USA
                                     | 
                                    44.40 PB | 0.155 | 
| 3 | 349 | Luguelín SANTOS | 
                                         
                                        DOM
                                     | 
                                    44.52 SB | 0.350 | 
| 4 | 176 | Jonathan BORLÉE | 
                                         
                                        BEL
                                     | 
                                    44.54 SB | 0.224 | 
| 5 | 330 | Pavel MASLÁK | 
                                         
                                        CZE
                                     | 
                                    44.91 | 0.169 | 
| 6 | 744 | Youssef Ahmed MASRAHI | 
                                         
                                        KSA
                                     | 
                                    44.97 | 0.162 | 
| 7 | 560 | Kirani JAMES | 
                                         
                                        GRN
                                     | 
                                    44.99 | 0.186 | 
| 8 | 210 | Anderson FREITAS HENRIQUES | 
                                         
                                        BRA
                                     | 
                                    45.03 | 0.157 |