| Achit | Separation of newborns hair |
| Achita | Someone who is very detached. |
| Achitha | A person who is very unique. |
| Achivus | One who achieves great success. |
| Achiya | God is my brother. |
| Achiyahu | Variant of Achiya: God is my brother. |
| Achla | Refers to the steady earth. |
| Achlapati | Lord of Mountain |
| Achlendra | King of the mountains |
| Achlys | mist, darknesss |
| Achmani | Achmani is a variant of the Arabic name 'Ahmad', meaning 'praiseworthy' or 'most highly praised'. |
| Achmed | One of Many Names of the Prophet Muhammad; Praiseworthy |
| Achmetha | Brother of death |
| Achor | A place of great deep trouble. |
| Achraj | A person full of wonderment. |
| Achsah | Adorned, bursting the veil. |
| Achshaph | Poison, tricks. |
| Achu | Can Not Destroy; Intelligently |
| Achudan | One who is truly invincible. |
| Achuthan | One who is indestructible. |
| Achyut | Imperishable; a name of Vishnu; Imperishable; indestructible; a name of Vishnu |
| Achyuta | The imperishable or eternal. |
| Achyutaam | Belonging to the eternal one. |
| Achyutam | Imperishable; A Name of Vishnu; Similar to Achyut |
| Achyutanand | Eternal bliss of the divine. |
| Achyutaraya | Worshipper of the infallible; a devotee of Vishnu |
| Achyuth | Lord Vishnu, Imperishable, Indestructible, Immovable |
| Achyutha | Lord Vishnu, Imperishable, Indestructible, Immovable |
| Achyuthan | One who never falls or fails. |
| AchyutPragna | Achyutpragna means 'one who has great intelligence and is free from the cycle of birth and death'. |
| Achzib | Liar; lying; one that runs |
| Acidalia | Named for Venus. |
| Acie | A noble and sharpwitted person. |
| ACIM | "The Lord will judge." |
| ACIMA | Feminine form of Acim, "the Lord will judge."Variants include Acimah, Achima, and Achimah." |
| Acintya | Surpassing thought, incogitable |
| Acira | Brief, swift, fast |
| ACIS | myth name (lover of Galatea) |
| Acke | Oak meadow, My father is peace |
| ACKER | from the oak tree |