400 m National women, Heat:4 of 4 ; Official result since 18:59
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 4 | 300 | RUBIE ANNELIESE | AUS | Sen | 52.64 | |||
| 2 | 5 | 97 | HELLQVIST MATILDA | SWE | Sen | 54.76 | |||
| 3 | 3 | 298 | LAUS CAMILLE | RCB | Sen | 55.14 | |||
| 4 | 6 | 95 | ATKIN CASEY | CAN | Sen | 55.31 | |||
| 5 | 1 | 99 | PROPP ADREA | CAN | Sen | 55.36 | |||
| 6 | 8 | 98 | PIERONI MESSALINA | LOOI | Jun | 56.74 | |||
| 7 | 2 | 102 | WIEBE DEVAN | CAN | Sen | 57.46 | |||
| 8 | 7 | 171 | COTE LAURENCE | CAN | Sen | 57.61 |