400m U19 Women, Heat:2 of 2 ; Official result since 11:38
CBP 55.28 Joanne Cuddihy
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 5 | 708 | O'TOOLE Ellie | Newbridge A.C. | 59.77 | Q | |||
| 2 | 7 | 926 | GOWING Niamh | Dundrum South Dublin A.C. | 1:00.08 | Q | |||
| 3 | 3 | 971 | MCGOLDRICK Aoibhinn | Raheny Shamrock A.C. | 1:01.06 | Q | |||
| 4 | 4 | 477 | DELARGY Emer | Templemore A.C. | 1:01.83 | ||||
| 5 | 6 | 954 | BRANNINGAN Holly | North Down AC | 1:03.10 |