| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Denisa | de-NEE-sah (Romanian) | Czech, Slovak, Romanian | ||
| Deodatus | - | Late Roman | ||
| Desiderata | - | Late Roman | ||
| Desideratus | - | Late Roman | ||
| Desideria | - | Italian, Spanish, Late Roman | ||
| Desiderius | - | Late Roman | ||
| Deusdedit | - | Late Roman | ||
| Diana | die-AN-ə (English), dee-AH-nah (Italian, German, Dutch) | English, Spanish, Italian, Portuguese, Romanian, Catalan, German, Dutch, Danish, Swedish, Norwegian, | ||
| Dido | - | Roman Mythology | ||
| Dinu | - | Romanian | ||
| Diocletianus | - | Ancient Roman | ||
| Dionisie | - | Romanian | ||
| Dionysia | - | Late Roman | ||
| Doina | - | Romanian | ||
| Dominica | - | English (Rare), Late Roman |