Irish Boy Names Starting with A

Aedan means “born of fire.”

Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2024.

Aengus means “excellent strength.”

Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2013.

Aidan in Irish is Aedan, meaning “born of fire.” Say it AID-an.

No. 82 for boys in Ireland in 2025, with 72 baby boys.

Aiden in Irish is Aedan, meaning “born of fire.” Say it AID-an.

No. 149 for boys in Ireland in 2025, with 35 baby boys.

Ailbe means “white.”

No. 676 for boys in Ireland in 2025, with 4 baby boys.

Ailill, also spelled Ailell or Oilioll, is an Old Irish man’s name that appears often in early Irish history and legend. Behind the Name gives its meaning as “elf.” Several early Irish kings bore it, as did two 6th-century saints who were bishops of Armagh.

Rare in Ireland: fewer than three baby boys a year get the name.

Alby in Irish is Ailbe, meaning “white.” Say it ALL-bay.

Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2024.

Alroy is linked with the Irish rua (older ruadh), “red, red-haired,” through Irish surnames. Patrick Woulfe’s Irish Names and Surnames (1923) lists MacAlroy among the English forms of Mac Giolla Ruaidh, “son of the red youth,” alongside Gilroy, Kilroy, MacElroy and MacIlroy, and describes it as the name of a Fermanagh family based near Lough Erne.

Rare in Ireland: fewer than three baby boys a year get the name.

Ardan means “high aspiration.”

Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2016.

Art means “champion.”

No. 329 for boys in Ireland in 2025, with 12 baby boys.

Arthur in Irish is Art, meaning “champion.” Say it ART.

No. 57 for boys in Ireland in 2025, with 95 baby boys.