Starting with letter A
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 421 | Acis | Latin | Son of Faunus. | M | |
| 422 | Ackerley | English | Dweller at the acre meadow. | M | |
| 423 | Ackley | English | Dwells at the oak tree meadow. | M | |
| 424 | Acrisioniades | Latin | Descendant of Acrisius. | M | |
| 425 | Acrisius | Greek | Grandfather of Perseus. | M | |
| 426 | Acrisius | Latin | Father of Danae. | M | |
| 427 | Actaeon | Greek | In ancient Greek mythology Actaeon was a hunter dismembered by his own dogs. | M | |
| 428 | Actaeon | Latin | A hunter. | M | |
| 429 | Actaeus | Latin | From Athens. | M | |
| 430 | Acteon | Greek | A hunter dismembered by his own dogs. | M | |
| 431 | Acton | English | A town in the U.K. | M | |
| 432 | Actor | Latin | Son of Azeus. | M | |
| 433 | Acwel | Anglo-Saxon | Kills. | M | |
| 434 | Adad | Greek | Storm and flood god. | M | |
| 435 | Adadah | Biblical | Testimony of the assembly | M | |
| 436 | Adael | Hebrew | God's ornament. | M | |
| 437 | Adah | Biblical | An assembly | M | |
| 438 | Adahy | NativeAmerican | Lives in the woods (Cherokee). | M | |
| 439 | Adaia | Hebrew | Variant of Adaiah: Witness of God. | M | |
| 440 | Adaiah | Biblical | The witness of the Lord | M | |