| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 2910 | Wayde VAN NIEKERK |
RSA
|
43.03 WR | 0.181 |
| 2 | 2539 | Kirani JAMES |
GRN
|
43.76 SB | 0.134 |
| 3 | 3090 | LaShawn Merritt |
USA
|
43.85 SB | 0.204 |
| 4 | 2977 | Machel CEDENIO |
TTO
|
44.01 NR | 0.203 |
| 5 | 2125 | Karabo SIBANDA |
BOT
|
44.25 PB | 0.164 |
| 6 | 2171 | Ali Khamis Khamis |
BRN
|
44.36 NR | 0.148 |
| 7 | 2540 | Bralon TAPLIN |
GRN
|
44.45 | 0.181 |
| 8 | 2461 | Matthew HUDSON-SMITH |
GBR
|
44.61 | 0.138 |