BoysGirls
| Rank | Name | Births |
|---|---|---|
| 401 | 401Nina | 3 |
| 402 | 402Orlaigh | 3 |
| 403 | 403Polly | 3 |
| 404 | 404Rheanna | 3 |
| 405 | 405Rosa | 3 |
| 406 | 406Rosemary | 3 |
| 407 | 407Saorlaith | 3 |
| 408 | 408Seanna | 3 |
| 409 | 409Serena | 3 |
| 410 | 410Shannan | 3 |
| 411 | 411Shonagh | 3 |
| 412 | 412Siofra | 3 |
| 413 | 413Susan | 3 |
| 414 | 414Suzanne | 3 |
| 415 | 415Tammy | 3 |
| 416 | 416Teagan | 3 |
| 417 | 417Teigan | 3 |
| 418 | 418Teresa | 3 |
| 419 | 419Tiernagh | 3 |
Source: Northern Ireland Statistics and Research Agency (NISRA), Baby Names. © Crown copyright. Contains public sector information licensed under the Open Government Licence v3.0. Data years: 1997 to 2025. Coverage: Names given 3 or more times in a year; NISRA records names without accents. Original data · Licence