| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 81 | Allene | Irish | Beautiful. | F | |
| 82 | Allison | Irish | Honest. | F | |
| 83 | Allsun | Irish | Honest. | F | |
| 84 | Allyn | Irish | Beautiful. | F | |
| 85 | Alma | Irish | All good. | F | |
| 86 | Alona | Irish | Beautiful. Dear child. | F | |
| 87 | Alonna | Irish | Beautiful. Dear child. | F | |
| 88 | Alphonsus | Irish | Noble or ready. | M | |
| 89 | Alroy | Irish | Red haired. | M | |
| 90 | Alsandair | Irish | Defender of man. | M | |
| 91 | Alvy | Irish | Olive. | F | |
| 92 | Alyson | Irish | Honest. | F | |
| 93 | Amblaoibh | Irish | Relic. | M | |
| 94 | Ambros | Irish | Divine. | M | |
| 95 | Amery | Irish | Ridge; long hill. | M | |
| 96 | Amhlaoibh | Irish | Irish form of Olaf. | M | |
| 97 | Amnchadh | Irish | Brave. | M | |
| 98 | Angus | Irish | From the Gaelic Aonghus,meaning one choice, or one vigor. No longer in common use in Ireland.One vigor. | M | |
| 99 | Anlon | Irish | Champion. | M | |
| 100 | Anluan | Irish | Champion. | M | |