| Dion | | DEE-ahn (English), dee-AHN (English) | Ancient Greek, English | |
| DionÍSio | | dee-oo-NEE-zyoo (Portuguese), jee-oo-NEE-zyoo (Brazilian Portuguese) | Portuguese | |
| DionÝZ | | - | Slovak | |
| Dione (2) | | dee-AHN | English | |
| Dionisia | | - | Medieval English | |
| Dionisio | | dyo-NEE-syo (Spanish), dyo-NEE-zyo (Italian) | Spanish, Italian | |
| Dionne | | dee-AHN | English | |
| Diot | | - | Medieval English | |
| Dipaka | | - | Hinduism | |
| Dirk | | DIRK (Dutch), DEERK (German), DURK (English) | Dutch, German, English | |
| Dismas | | - | Judeo-Christian Legend | |
| Ditte | | - | Danish | |
| Divina | | - | English (Rare) | |
| Divna | | - | Serbian, Macedonian | |
| Dixie | | DIK-see | English | |