| Name | Meaning | Gender | Origin |
|---|
| Andrew | manly, valiant, courageous | Male | Greek |
| Andy | Greek, "strong and manly" | Male | English |
| Angel | Angel
| Male | Word |
| Angus | superb, unique | Male | Anglicized |
| Anton | Latin, priceless one | Male | |
| Antonio | "priceless one" | Male | Spanish |
| Apollo | the mythological god of light and truth | Male | Greek |
| Archie | One who is bold
| Male | English |
| Aristotle | "superior" | Male | Greek |
| Armani | Brand of men's clothing | Male | Persian |
| Armstrong | strong arms | Male | English |
| Arnold | The eagle rules.
| Male | English |
| Arrow | A straight, thin, pointed shaft shot from a bow | Male | Word |
| Artemis | moon | Male | Greek |
| Arthur | Strong as a rock, noble, follower of Thor | Male | Celtic |
| Ash | Ash tree.
| Male | English |
| Asher | fortunate, lucky, blessed, happy | Male | Hebrew |
| Astro | A prefix meaning star | Male | |
| Atom | | Male | Hebrew |
| Auden | named after the poet W.H. Auden | Male | English |
| Audio | | Male | Hebrew |
| August | majestic, venerable | Male | |
| Augustin | Revered, Exalted | Male | French |
| Augustus | Majestic dignity and grandeur.
| Male | Latin |
| Austin | From Augustine - Exalted one | Male | English |