| Name | Gender | Origin |
|---|
| Abhainn | Boy | Scottish |
| Acair | Boy | Scottish |
| Adair | Unisex | English, Indian, Scottish |
| Adaira | Girl | Scottish |
| Adairia | Girl | Scottish |
| Aibne | Boy | Scottish |
| Aifric | Girl | Scottish |
| Ail | Boy | Scottish |
| Aila | Girl | English, Finnish, Indian, Scottish |
| Ailbert | Boy | English, Indian, Scottish |
| Ailean | Unisex | Scottish |
| Aileana | Girl | Scottish |
| Aileas | Girl | Scottish |
| Ailee | Girl | English, Indian, Scottish |
| Aileen | Girl | English, Indian, Scottish |
| Aileene | Girl | Scottish |
| Ailein | Boy | Scottish |
| Ailene | Girl | English, Indian, Scottish |
| Ailey | Girl | English, Indian, Scottish |
| Aili | Girl | German, Scottish |
| Ailie | Girl | English, Indian, Scottish |
| Aillig | Boy | Scottish |
| Ailsa | Girl | English, Indian, Scottish |
| Ailse | Girl | English, German, Indian, Scottish |
| Ailsie | Girl | English, Hebrew, Indian, Scottish |
| Aindrea | Boy | Scottish |
| Aindreas | Boy | Scottish |
| Ainsley | Unisex | English, Indian, Scottish |
| Ainslie | Unisex | English, Indian, Scottish |
| Aithbhreac | Girl | Scottish |
| Akir | Boy | Scottish |
| Akira | Unisex | Indian, Japanese, Scottish |
| Alaisdair | Boy | Scottish |
| Alan | Boy | English, Indian, Scottish |
| Alann | Boy | English, Indian, Scottish |
| Alasdair | Boy | Scottish |
| Alastair | Boy | English, Indian, Scottish |
| Alec | Boy | English, Indian, Scottish |
| Aleck | Boy | English, Indian, Scottish |
| Aleen | Girl | English, Indian, Scottish |
| Alison | Unisex | English, French, German, Indian, Scottish, Welsh |
| Alistair | Boy | English, Indian, Scottish |
| Alistaire | Boy | Scottish |
| Alister | Boy | English, Indian, Scottish |
| Allan | Unisex | English, Indian, Scottish |
| Allen | Boy | English, Indian, Scottish |
| Allister | Boy | English, Indian, Scottish |
| Alpin | Boy | English, Indian, Scottish |
| Alpina | Girl | Scottish |
| Amhuinn | Boy | Scottish |
| Aneirin | Boy | Scottish, Welsh |
| Angus | Boy | English, Indian, Scottish |
| Anice | Girl | Scottish |
| Annabel | Girl | English, Indian, Scottish |
| Annabella | Girl | English, Indian, Scottish |
| Anstice | Girl | English, Indian, Scottish |
| Aodh | Boy | Scottish |
| Aodhagan | Boy | Scottish |
| Aodhan | Boy | Scottish |
| Aomhar | Boy | Scottish |
| Aonghas | Boy | Scottish |
| Aonghus | Unisex | Scottish |