| Arianrhod | | - | Welsh, Welsh Mythology | |
| Aric | | - | English | |
| Ariel | | AR-ee-əl (English), ER-ee-əl (English), AY-ree-əl (English) | Hebrew, English, French, Biblical, Biblical Greek | |
| Ariella | | ar-ee-EL-ə, er-ee-EL-ə | English (Rare) | |
| Arienne | | - | English (Rare) | |
| Arif | | - | Arabic, Indonesian, Urdu, Punjabi, Bengali | |
| Arin | | - | English (Rare) | |
| Arina | | - | Russian | |
| Arisha | | - | Russian | |
| Arista | | ə-RIS-tə (English) | Astronomy | |
| Aristarkh | | - | Russian | |
| Aristides | | ah-ree-STEE-dhes (Spanish), ə-reesh-TEE-dəsh (Portuguese), ə-reesh-CHEE-jəsh (Brazilian Portuguese) | Ancient Greek (Latinized), Spanish, Portuguese | |
| Arja | | AHR-yah | Finnish | |
| Arjuna | | - | Hinduism | |
| Arkadi | | ahr-KAH-dee | Russian | |