400 m M | M | 400 | M400 | Heat A | 2025-05-30 | 20:45:00 | 20:55:23 | | | | | | | |
| | | | | | | | | | | | | | |
1 | 5 | 1 | 143 | SZWED Maksymilian | 2004-08-06 | POLAND | 45.25/24 | 45.96 | 45.29 | | 0.216 | SB | | 1 |
2 | 6 | 1 | 169 | BLOCKBURGER Johnnie | 2002-07-12 | USA | 44.51/24 | 45.26 | 45.78 | | 0.240 | | | 2 |
3 | 7 | 1 | 11 | BORLEE Dylan | 1992-09-20 | BELGIUM | 45.09/23 | | 46.05 | | 0.166 | | | 4 |
4 | 9 | 1 | 40 | BIRON Giles | 1995-04-13 | FRANCE | 45.05/23 | 45.99 | 46.36 | | 0.203 | | | 6 |
5 | 4 | 1 | 72 | BONEVACIA Liemarvin | 1998-04-05 | NETHERLANDS | 44.48/21 | | 46.60 | | 0.207 | | | 9 |
6 | 8 | 1 | 155 | ZALEWSKI Karol | 1993-08-07 | POLAND | 45.11/18 | 46.59 | 46.86 | | 0.221 | | | 12 |
0 | 2 | 1 | 1 | BOGACZYƃSKI Igor | 2003-11-07 | POLAND | 45.42/24 | | DNS | | | | | |
0 | 3 | 1 | 9 | JONES Jonathan | 1999-02-06 | BARBADOS | 44.43/22 | 45.63 | DNF | | 0.236 | | | |