| Name | Meaning | Origin |
|---|
| Abhainn | River. | Scottish Baby Names |
| Acair | Anchor. | Scottish Baby Names |
| Acaiseid | Anchor. | Scottish Baby Names |
| Achaius | Friend of a horse. | Irish Baby Names, Scottish Baby Names |
| Adair | From the oak tree ford. Uncertain origin. May be a, or from the Gaelic for 'oak tree ford'. Used for many hundreds of years as both surname and first name. | Celtic Baby Names, English Baby Names, Gaelic Baby Names, Scottish Baby Names |
| Adair | From the oak tree ford. | Scottish Baby Names |
| Adaira | From the oak tree ford. | Scottish Baby Names |
| Adairia | From the oak tree ford. | Scottish Baby Names |
| Adhamh | Of the earth. | Gaelic Baby Names, Hebrew Baby Names, Irish Baby Names, Scottish Baby Names |
| Aeneas | Sometimes used in Scotland as a translation of the Gaelic 'Aonghus'. | Scottish Baby Names |
| Aengus | Unnaturally strong. | Celtic Baby Names, Irish Baby Names, Scottish Baby Names |
| Aibne | River. | Scottish Baby Names |
| Ail | From the stony place. | Scottish Baby Names |
| Aila | From the strong place. | Scottish Baby Names |
| Ailbert | noble. | Scottish Baby Names |
| Ailean | Handsome. | English Baby Names, Gaelic Baby Names, Scottish Baby Names |
| Aileana | From the green meadow. | Scottish Baby Names |
| Aileen | From the green meadow, a. Also a Scottish variant of the Irish Eileen. | Irish Baby Names, Scottish Baby Names, American Baby Names |
| Aileene | | Irish Baby Names, Scottish Baby Names |
| Ailein | From the green meadow. | Scottish Baby Names |