This is a list of names in which the usage is Old Irish; and the language is Celtic; and the first letter is A.
Abbán m Old IrishMeans
"little abbot", derived from Irish
abb "abbot" combined with a diminutive suffix. This was the name of a 6th-century Irish saint, the son of King Cormac of Leinster.
Ailill m Old Irish, Irish MythologyMeans
"elf" in Irish. This name was borne by several early Irish kings. It also occurs frequently in Irish legend, borne for example by the husband of Queen
Medb. It was also the name of two saints, both bishops of Armagh in the 6th century.
Áine f Irish, Irish Mythology, Old IrishMeans
"radiance, brilliance" in Irish. This was the name of a goddess of love and fertility in Irish legend, thought to dwell at the hill of Cnoc Áine in Limerick. It has sometimes been Anglicized as
Anne.
Amalgaid m Old IrishOld Irish name of uncertain meaning. This was the name of a few early Irish kings.