| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 441 | Ashten | English | Town of ash trees. | F | |
| 442 | Ashtin | English | Ash tree. | M | |
| 443 | Ashton | English | Town of ash trees. | F | |
| 444 | Ashton | English | From the town with ash trees. | M | |
| 445 | Ashtyn | English | Town of ash trees. | F | |
| 446 | Ashwin | English | Spear friend. | M | |
| 447 | Ashwyn | English | Spear friend. | M | |
| 448 | Aston | English | From the eastern town. | M | |
| 449 | Aswin | English | Friend with a spear. | M | |
| 450 | Aswinn | English | Variant of Aswin: Friend with a spear. | M | |
| 451 | Aswyn | English | Variant of Aswin: Friend with a spear. | M | |
| 452 | Aswynn | English | Variant of Aswin: Friend with a spear. | M | |
| 453 | Atheistan | English | From the Old English Aethelstan meaning noble stone. Atheistan was a 10th century Anglo-Saxon king. Sir Walter Scott used the name Atheistan in his 19th century novel Ivanhoe. | M | |
| 454 | Athelstan | English | High-born rock. | M | |
| 455 | Athelston | English | From the noble's hill. | M | |
| 456 | Athelward | English | Noble protector. | M | |
| 457 | Athemar | English | Noble or famous. | M | |
| 458 | Atherton | English | From the town by a spring. | M | |
| 459 | Athilda | English | At the elder tree. | F | |
| 460 | Athmarr | English | Noble or famous. | M | |