BoysGirls
| Rank | Name | Births |
|---|---|---|
| 501 | 501Santiago | 3 |
| 502 | 502Sawyer | 3 |
| 503 | 503Seaghan | 3 |
| 504 | 504Seosamh | 3 |
| 505 | 505Shan | 3 |
| 506 | 506Stanley | 3 |
| 507 | 507Steven | 3 |
| 508 | 508Stiofan | 3 |
| 509 | 509Szymon | 3 |
| 510 | 510Terry | 3 |
| 511 | 511Timothy | 3 |
| 512 | 512Tobin | 3 |
| 513 | 513Ultan | 3 |
| 514 | 514Victor | 3 |
| 515 | 515Yaseen | 3 |
| 516 | 516Zane | 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