| Lane | Bib | Name | Country | PB | SB |
|---|---|---|---|---|---|
| 2 | 66 | MWESERA Bonface Ontuga | KEN | 44.96 | 47.44 |
| 3 | 62 | CEDENIO Machel | TRI | 44.01 | |
| 4 | 68 | BORLEE Dylan | BEL | 45.18 | 46.86 |
| 5 | 63 | SAMUKONGA Muzala | ZAM | 43.91 | 45.16 |
| 6 | 61 | NORWOOD Vernon | USA | 44.35 | 45.92 |
| 7 | 67 | BORLEE Kevin | BEL | 44.56 | 46.14 |
| 8 | 64 | BIRON Gilles | FRA | 45.64 | 46.50 |
