400m National Women, Heat:1 of 3 ; Official result since 18:37
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 5 | 164 | KELECOM KRISTIN | ACLO | Sch | 1:02.88 | |||
| 2 | 4 | 165 | KOOPER ZOE | RFCL | Sch | 1:03.20 | |||
| 3 | 2 | 160 | BAAR MAGALI | MALM | Sen | 1:05.91 | |||
| 4 | 3 | 161 | DECHAMPS FLORENCE | RFCL | Jun | 1:06.20 | |||
| 5 | 6 | 112 | MELIN EVA | HUY | Cad | 1:07.10 | |||
| 6 | 7 | 163 | FAUCONNIER ELINE | SPA | Jun | 1:07.44 | |||
| 7 | 8 | 162 | DIERCKX JOCELIEN | GENK | Sen | 1:10.65 |