BoysGirls
| Rank | Name | Births |
|---|---|---|
| 401 | 401Naoise | 4 |
| 402 | 402Nicolas | 4 |
| 403 | 403Noel | 4 |
| 404 | 404Nojus | 4 |
| 405 | 405Omer | 4 |
| 406 | 406Orin | 4 |
| 407 | 407Paddy | 4 |
| 408 | 408Paudi | 4 |
| 409 | 409Paudie | 4 |
| 410 | 410Philip | 4 |
| 411 | 411Pierce | 4 |
| 412 | 412Reagan | 4 |
| 413 | 413Reggie | 4 |
| 414 | 414Rio | 4 |
| 415 | 415Rohan | 4 |
| 416 | 416Roman | 4 |
| 417 | 417Rudy | 4 |
| 418 | 418Tony | 4 |
| 419 | 419Turlough | 4 |
| 420 | 420Wilson | 4 |
| 421 | 421Aarav | 3 |
| 422 | 422Alec | 3 |
| 423 | 423Ardan | 3 |
| 424 | 424Armandas | 3 |
| 425 | 425Aron | 3 |
| 426 | 426Aronas | 3 |
| 427 | 427Bernard | 3 |
| 428 | 428Bjorn | 3 |
| 429 | 429Blair | 3 |
| 430 | 430Bodhi | 3 |
| 431 | 431Bowie | 3 |
| 432 | 432Braden | 3 |
| 433 | 433Caelum | 3 |
| 434 | 434Conlan | 3 |
| 435 | 435Conleth | 3 |
| 436 | 436Cory | 3 |
| 437 | 437Cuan | 3 |
| 438 | 438Culann | 3 |
| 439 | 439Daley | 3 |
| 440 | 440Deacon | 3 |
| 441 | 441Deividas | 3 |
| 442 | 442Dennis | 3 |
| 443 | 443Domhnall | 3 |
| 444 | 444Dominiks | 3 |
| 445 | 445Donncha | 3 |
| 446 | 446Eanna | 3 |
| 447 | 447Fabian | 3 |
| 448 | 448Feilim | 3 |
| 449 | 449Fergus | 3 |
| 450 | 450Fionnan | 3 |
| 451 | 451Fionnbharr | 3 |
| 452 | 452Frederick | 3 |
| 453 | 453Fynn | 3 |
| 454 | 454Gareth | 3 |
| 455 | 455Igor | 3 |
| 456 | 456Ivan | 3 |
| 457 | 457Jaiden | 3 |
| 458 | 458Jim | 3 |
| 459 | 459Jokubas | 3 |
| 460 | 460Julian | 3 |
| 461 | 461Justin | 3 |
| 462 | 462Kaidan | 3 |
| 463 | 463Kajetan | 3 |
| 464 | 464Karl | 3 |
| 465 | 465Kasper | 3 |
| 466 | 466Kealan | 3 |
| 467 | 467Keegan | 3 |
| 468 | 468Kenzie | 3 |
| 469 | 469Kobi | 3 |
| 470 | 470Kolton | 3 |
| 471 | 471Korey | 3 |
| 472 | 472Lachlan | 3 |
| 473 | 473Lee | 3 |
| 474 | 474Lennon | 3 |
| 475 | 475Lochlain | 3 |
| 476 | 476Loghan | 3 |
| 477 | 477Luka | 3 |
| 478 | 478Maison | 3 |
| 479 | 479Matas | 3 |
| 480 | 480Maximilian | 3 |
| 481 | 481Mckenzie | 3 |
| 482 | 482Mike | 3 |
| 483 | 483Mikey | 3 |
| 484 | 484Mohamed | 3 |
| 485 | 485Mohammed | 3 |
| 486 | 486Mylo | 3 |
| 487 | 487Nataniel | 3 |
| 488 | 488Nathanael | 3 |
| 489 | 489Ned | 3 |
| 490 | 490Nikodem | 3 |
| 491 | 491Olivier | 3 |
| 492 | 492Padraic | 3 |
| 493 | 493Piotr | 3 |
| 494 | 494Ralph | 3 |
| 495 | 495Raphael | 3 |
| 496 | 496Rex | 3 |
| 497 | 497Riain | 3 |
| 498 | 498Roan | 3 |
| 499 | 499Ronnie | 3 |
| 500 | 500Ruaidhri | 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