| Diokles | | - | Ancient Greek | |
| Diomedes | | die-ə-MEE-deez (English) | Greek Mythology | |
| Dion | | DEE-ahn (English), dee-AHN (English) | Ancient Greek, English | |
| Dione (1) | | dee-O-nee (English) | Greek Mythology | |
| Dionysios | | - | Greek, Ancient Greek | |
| Dionysius | | - | Ancient Greek (Latinized), Biblical | |
| Dionysodoros | | - | Ancient Greek | |
| Dionysos | | dee-o-nuy-sos (Ancient Greek) | Greek Mythology | |
| Dionysus | | die-ə-NIE-səs (English) | Greek Mythology (Latinized) | |
| Dora | | DAWR-ə (English), DO-rah (Croatian, Serbian) | English, Dutch, Spanish, Greek, Croatian, Serbian | |
| Doris | | DAWR-is (English), DO-ris (German) | English, German, Croatian, Ancient Greek, Greek Mythology | |
| Dorothea | | do-ro-TE-ah (German), dawr-ə-THEE-ə (English) | German, Dutch, Danish, Norwegian, English, Late Greek | |
| Dorotheos | | - | Greek, Late Greek | |
| Draco | | - | Ancient Greek (Latinized) | |
| Drakon | | - | Ancient Greek | |