| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 818 | Johnny Dutch |
USA
|
50.40 Q | 0.196 |
| 2 | 129 | Amaurys R. Valle |
CUB
|
51.17 Q | 0.176 |
| 3 | 634 | PC Beneke |
RSA
|
51.46 q | 0.157 |
| 4 | 306 | David Gollnow |
GER
|
51.48 q PB | 0.175 |
| 5 | 429 | Kohei Tamemoto |
JPN
|
51.89 | 0.190 |
| 6 | 502 | Valdas Valintélis |
LTU
|
52.07 PB | 0.218 |
| 7 | 443 | Julius Rotich Oletygor |
KEN
|
52.14 | 0.243 |
| 8 | 752 | Emanuel Mayers |
TTO
|
52.39 | 0.192 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 804 | Jeshua Anderson |
USA
|
49.90 Q | 0.221 |
| 2 | 380 | Taras Shtcherenko |
ISR
|
51.60 Q | 0.203 |
| 3 | 396 | Giacomo Panizza |
ITA
|
51.73 | 0.240 |
| 4 | 313 | Sebastian Knorr |
GER
|
52.31 | 0.263 |
| 5 | 381 | Leslie Murray |
ISV
|
52.51 NJ | 0.162 |
| 6 | 468 | Adel Al-Nasser |
KSA
|
52.60 PB | 0.189 |
| 7 | 44 | Shane BRATHWAITE |
BAR
|
53.09 | 0.224 |
| 649 | Nikita Andriyanov |
RUS
|
DNS | 0.000 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 638 | Cornel Fredericks |
RSA
|
51.11 Q | 0.217 |
| 2 | 445 | John Kituu Wambua |
KEN
|
51.51 Q SB | 0.188 |
| 3 | 430 | Tomoharu Kino |
JPN
|
51.96 | 0.164 |
| 4 | 585 | Michal Pietrzak |
POL
|
52.22 | 0.199 |
| 5 | 749 | Jehue Gordon |
TTO
|
52.26 | 0.173 |
| 6 | 478 | Jasem Waleed Al-Mas |
KUW
|
53.05 | 0.151 |
| 7 | 496 | Silvestras Guogis |
LTU
|
53.46 | 0.185 |
| 847 | Artem Dyatlov |
UZB
|
DQ | 0.185 |