| POS | Rank | Heat | ATHLETE | COUNTRY | RESULTS |
|---|---|---|---|---|---|
| 1 | 1 | 3 | United States |
USA |
41.77 q SB |
| 2 | 1 | 1 | Jamaica |
JAM |
41.79 SB |
| 3 | 2 | 1 | Great Britain & NI |
GBR |
41.93 |
| 4 | 1 | 2 | Germany |
GER |
42.18 Q |
| 5 | 2 | 2 | Nigeria |
NGR |
42.55 Q SB |
| 6 | 3 | 2 | Trinidad and Tobago |
TTO |
42.62 Q SB |
| 7 | 3 | 1 | Canada |
CAN |
42.70 SB |
| 8 | 4 | 1 | PR of China |
CHN |
42.70 |
| 9 | 5 | 1 | Netherlands |
NED |
42.88 |
| 10 | 4 | 2 | France |
FRA |
43.07 |
| 11 | 5 | 2 | Switzerland |
SUI |
43.12 |
| 12 | 6 | 1 | Poland |
POL |
43.33 |
| 13 | 7 | 1 | Ghana |
GHA |
43.37 |
| 1 | Ukraine |
UKR |
DQ SB | ||
| 2 | Brazil |
BRA |
DQ R 163.2b | ||
| 2 | Kazakhstan |
KAZ |
DQ R 163.3a |