Irish Boy Names

Names with Irish roots or ties, ranked in the United Kingdom in 2025.

About one in 21 baby boys born in the United Kingdom in 2025 was given a name on this list*, with 16 of its names in the top 300 for 2025, led by Oscar (#8). Of those, Nolan is the fastest-growing, now 2.5 times as common as in 2020, while Rowan saw the largest increase in births, with 701 more babies receiving the name than in 2020. Rory (#17) is one of three names on this list that reached their highest ranks on record in 2025.