| Adriana | | ahd-RYAH-nah (Italian, Spanish, Polish), ayd-ree-AN-ə (English) | Italian, Spanish, Portuguese, Romanian, Polish, Czech, Slovak, English | |
| Adrianna | | ayd-ree-AN-ə (English), ahd-RYAHN-nah (Polish) | English, Polish | |
| Adrianne | | ayd-ree-AN, AYD-ree-ən | English | |
| Agatha | | AG-ə-thə (English) | English, Ancient Greek (Latinized) | |
| Aggie | | AG-ee | English | |
| Agnes | | AG-nəs (English), AHK-nes (German), AHKH-nəs (Dutch), AHNG-nes (Swedish) | English, German, Dutch, Swedish, Norwegian, Danish, Icelandic, Ancient Greek (Latinized) | |
| Aidan | | AY-dən | Irish, Scottish, English (Modern) | |
| Aiden | | AY-dən | English (Modern) | |
| Aileen | | ie-LEEN, ay-LEEN | Scottish, Irish, English | |
| Ainslee | | AYNZ-lee | English (Rare) | |
| Ainsley | | AYNZ-lee | Scottish, English (Modern) | |
| Ainslie | | AYNZ-lee | English (Rare) | |
| Ajay | | - | Indian, Hindi, Marathi, Gujarati, Bengali, Telugu, Kannada, Malayalam, Tamil | |
| Ajeet | | - | Indian, Hindi, Marathi, Punjabi, Bengali | |
| Ajit | | - | Indian, Hindi, Marathi, Punjabi, Bengali | |