| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2015 |
|---|---|---|---|---|---|
| 2 | 938 | Machel CEDENIO |
TTO
|
44.36 | 44.36 |
| 3 | 520 | Rabah YOUSIF |
GBR
|
44.54 | 44.54 |
| 4 | 243 | Isaac MAKWALA |
BOT
|
43.72 | 43.72 |
| 5 | 580 | Kirani JAMES |
GRN
|
43.74 | 43.95 |
| 6 | 857 | Wayde VAN NIEKERK |
RSA
|
43.96 | 43.96 |
| 7 | 410 | LuguelÃn SANTOS |
DOM
|
44.26 | 44.26 |
| 8 | 1047 | LaShawn Merritt |
USA
|
43.74 | 44.34 |
| 9 | 715 | Youssef Ahmed MASRAHI |
KSA
|
43.93 | 43.93 |