400 m National women, Heat:1 of 4 ; Official result since 18:59
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 8 | 73 | FICKERS ELENE | LACE | Sch | 1:00.22 | |||
| 2 | 4 | 81 | DELCOMMUNE LEA | HUY | Cad | 1:00.59 | |||
| 3 | 5 | 96 | ERNST JUSTINE | HERV | Jun | 1:04.41 | |||
| 4 | 2 | 75 | MATHOT SOLENE | CABW | Sch | 1:05.53 | |||
| 5 | 3 | 78 | SENDEN FEMKE | RFCL | Sen | 1:06.08 | |||
| 6 | 6 | 72 | CLASSE ELODIE | FCHA | Jun | 1:08.37 | |||
| 7 | 7 | 74 | KEBRON EMILIE | RFCL | Sen | 1:09.59 | |||
| 8 | 1 | 77 | RODBERG SOLINE | OCAN | Cad | 1:11.67 |