| Decima | | DEK-i-ma | Ancient Roman | |
| Decimus | | DE-ki-muws | Ancient Roman | |
| Dedrick | | - | African American | |
| Deep | | - | Indian, Hindi, Marathi, Gujarati, Bengali, Punjabi | |
| Deepa | | - | Indian, Hindi, Marathi, Punjabi, Bengali, Malayalam, Tamil | |
| Deepak | | - | Indian, Hindi, Marathi, Bengali, Gujarati, Punjabi, Malayalam, Kannada, Tamil, Telugu, Nepali | |
| Deepali | | - | Indian, Hindi, Marathi | |
| Deepika | | - | Indian, Hindi, Marathi, Kannada, Malayalam, Tamil, Telugu | |
| Deepti | | - | Indian, Hindi, Marathi, Kannada | |
| Deion | | - | African American (Modern) | |
| Dejan | | - | Serbian, Croatian, Slovene, Macedonian | |
| Dejana | | - | Serbian, Croatian, Slovene | |
| Dejen | | - | Eastern African, Amharic | |
| Delara | | - | Persian | |
| Delfina | | - | Italian, Spanish | |