| Assieh | Pharoahs Wife Who Educated Moses |
| Astaan | Threshold; gateway |
| Astan | Fragrant; aromatic |
| Astay | A name meaning to stay or abide. |
| Astoban | A name meaning crowned in glory. |
| Astor | One who is like a bright hawk. |
| Asub | A name meaning a rising sunrise. |
| Asyam | One who is fasting or abstaining. |
| Asyat | A person who is very generous. |
| Asyhab | Someone with a reddishwhite hue. |
| Asyqar | Reddish skin color |
| Asyraf | Honourable; Noble |
| Asyur | 10th day of Muharam |
| Ata al rahman | Gift of the Beneficent |
| Ata ataa | A gift or a divine blessing. |
| Atabuk | Protector; guard |
| Atah | A person who is very intelligent. |
| Ataman | A high-ranking military commander or leader in Eastern European and Asian cultures, particularly in Cossack and Mongol traditions. |
| Ataur rahman | Gift of the merciful |
| Atbal | Beautiful Girl Whose Neck Become Fat |
| Ateeqa | Ancient, noble, or liberated one. |
| Athana | A name meaning to be eloquent. |
| Athara | One who is pure and virtuous. |
| Atharunnisa | Most Pious Among Women |
| Athif | Rich of love; Loving |
| Athos | Athos means 'bliss' or 'happiness' in Greek, derived from the word 'athos' meaning 'to delight'. |
| Athtar | A person who is very fragrant. |
| Atifah | Affectionate; compassionate; sympathetic |
| Atikah | Virgin; pure; clear |
| Atilla | Attila means 'little father' or 'father of the people' in Hungarian, derived from the name Attila, a 5th-century king. |
| Atiqa | Emancipated; a beautiful lady |
| Atirah | One who is sweetsmelling. |
| Atiyah | A gift or a present from God. |
| Atmos | Derived from the Greek for vapor. |
| Atom | Indivisible unit of matter, smallest component of a chemical element, derived from Greek 'atomos' meaning 'uncuttable'. |
| Aton | Aton means 'gift of God' or 'divine gift' in Hebrew, derived from the word 'aton' meaning 'gift'. |
| Atosi | A name meaning one who is wise. |
| Atreo | Derived from the Greek for fearless. |
| Atrus | Derived from Latin 'auster,' meaning south wind, or possibly from 'atrus,' a rare Latin surname. |
| Atrush | Atrush is a variant of the name Atreus, meaning 'son of the sea' or 'descendant of the sea god'. |