400m Women National, Heat:1 of 2 ; Official result since 18:55
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 5 | 558 | ELLSWORTH MAUREEN | NED | Sen | 55.08 | |||
| 2 | 3 | 216 | DE LA PAZ ISIS | NED | Sen | 55.67 | |||
| 3 | 4 | 563 | ULMER FELICITAS | GER | Sen | 55.68 | |||
| 4 | 6 | 561 | SJOUKJE RUNIA ANNA | NED | Sen | 55.82 | |||
| 5 | 2 | 553 | PIERONI MESSALINA | BEL | Jun | 56.76 | |||
| 6 | 7 | 550 | HUGAERTS INE | BEL | Sen | 57.29 | |||
| 7 | 1 | 551 | KLAI ANISSA | BEL | Sen | 59.89 | |||
| 8 | 8 | 554 | STRINGA MANON | NED | Sch | 1:01.50 |