| Name | Meaning | Gender | Origin |
| Abisai | Variant of Apikai: Gift of God; gift from God. | M | Hawaiian |
| Abisha | The Lord is my father. | M | Hebrew |
| Abishag | Ignorance of the father. | F | Biblical |
| Abishai | The present of my father. | M | Biblical |
| Abishalom | Father of peace | M | Biblical |
| Abishua | Father of salvation | M | Biblical |
| Abishur | Father of the wall; father of uprightness | M | Biblical |
| Ablendan | Blind. | M | Anglo-Saxon |
| Abner | Father of Light | M | Hebrew |
| Abooksigun | Wildcat (Algonquin). | M | Native American |
| Abornazine | Abnaki word for keeper of the flame. | M | Native American |
| Abra | Mother of many | F | Hebrew |
| Abraham | Father of a Multitude | M | Hebrew |
| Abrahamo | Variant of Abraham: Father of many. | M | Hebrew |
| Abram | High Father | M | Hebrew |
| Abrecan | Storm. | M | Anglo-Saxon |
| Abrianna | Mother of Many Nations | F | Hebrew |
| Abrienda | Opening | F | Spanish |
| Abril | April | F | Latin |
| Absolom | My Father is Peace | M | Hebrew |
| Abu | Father | M | African |
| Abukcheech | Mouse (Algonquin). | M | Native American |
| Abydos | From Abydos. | M | Greek |
| Acacia | Thorny | F | Greek |
| Academia | Named for Cicero's villa. | F | Latin |
| Academicus | Name of a philosopher. | M | Latin |
| Acair | Anchor. | M | Scottish |
| Acaiseid | Anchor. | M | Scottish |
| Acantha | Sharp pointed or thorned. | F | Greek |
| Acarnania | From Arcanania. | F | Latin |
| Acarnanus | From Acarnania. | M | Latin |
| Acastus | An Argonaut. | M | Greek |
| Accalia | Mythical Greek Name | F | Greek |
| Accalon | Lover of Morgan le Fay. | M | Arthurian Legend |
| Ace | Unity/ One | M | Latin |
| Aceline | Noble. | F | French |
| Acenath | Daughter. Biblical - Joseph's Egyptian wife. | F | Egyptian |
| Acennan | Brings. | M | Anglo-Saxon |
| Acestes | A Trojan king from Greek mythology. | M | Greek |
| Acey | Unity. | M | Anglo-Saxon |
| Achab | Brother of the father | M | Biblical |
| Achaean | A Greek. | M | Latin |
| Achaemenes | A Persian. | M | Latin |
| Achaemenius | A Persian. | M | Latin |
| Achaeus | A Greek. | M | Latin |
| Achak | Spirit (Algonquin). | M | Native American |
| Achan | He that troubleth | M | Biblical |
| Achar | He that troubleth | M | Biblical |
| Acharon | Last. | M | Hebrew |
| Acharya | Spiritual teacher. | M | Indian |