400m Mas Women, Heat:2 of 7 ; Official result since 14:47
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 4 | 377 | FITZGERALD Niamh | Lucan Harriers A.C. | W40 | 1:04.03 | |||
| 2 | 5 | 392 | TOBIN Marie | Dunboyne A.C. | W40 | 1:05.81 | |||
| 3 | 6 | 408 | BYRNE Sonya | United Striders A.C. | W40 | 1:07.67 | |||
| 4 | 3 | 96 | REBEGEA Anisoara | Metro/St. Brigid's A.C. | W40 | 1:09.30 | |||
| 2 | 1 | DUNNE Maria | St. L. O'Toole A.C. | W40 | DNS |