| # | Name | Origin | Meaning | Gender | Save |
| 26 | Aghaveagh | Irish | From the field of the old tree. | F | ![]() |
| 27 | Aghavilla | Irish | From the field of the old tree. | F | ![]() |
| 28 | Aghna | Irish | Irish form of Agnes. | F | ![]() |
| 29 | Aghy | Irish | Friend of horses. | M | ![]() |
| 30 | Aguistin | Irish | Majestic. | M | ![]() |
| 31 | Ahana | Irish | From the little ford. | F | ![]() |
| 32 | Ahane | Irish | From the little ford. | M | ![]() |
| 33 | Ahearn | Irish | Lord of the horses. | M | ![]() |
| 34 | Ahern | Irish | Lord of the horses. | M | ![]() |
| 35 | Aidan | Irish | Little fire. | F | ![]() |
| 36 | Aidan | Irish | Warm; little fire. A masculine variant of Eshne from Irish Gaelic. Famous Bearer: actor Aidan Quinn. | M | ![]() |
| 37 | Aideen | Irish | Little fire. | F | ![]() |
| 38 | Aiden | Irish | Fiery. | M | ![]() |
| 39 | Aidrian | Irish | From the Adriatic. | M | ![]() |
| 40 | Aifric | Irish | Pleasant. | F | ![]() |
| 41 | Aigneis | Irish | Pure. | F | ![]() |
| 42 | Ailbhe | Irish | Bright. | M | ![]() |
| 43 | Aileen | Irish | Variant of Eileen: Light. From the name Eibhlin, derived from Evelyn or Evelina. Light. | F | ![]() |
| 44 | Aileene | Irish | Variant of Evelyn. | F | ![]() |
| 45 | Ailey | Irish | Light. | F | ![]() |
| 46 | Ailfrid | Irish | Wise. | M | ![]() |
| 47 | Aili | Irish | Light. | F | ![]() |
| 48 | Ailia | Irish | Light. | F | ![]() |
| 49 | Ailill | Irish | Sprite. | M | ![]() |
| 50 | Ailin | Irish | Handsome. | M | ![]() |