| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Dermid | - | Scottish | ||
| Diarmad | - | Scottish | ||
| Domhnall | DO-nahl | Scottish, Irish | ||
| Domnall | - | Scottish, Irish | ||
| Donald | DAHN-əld (English) | Scottish, English | ||
| Donalda | dah-NAWL-da | Scottish | ||
| Donaldina | dah-nawl-DEE-na | Scottish | ||
| Donella | - | Scottish | ||
| Donnchad | - | Scottish, Irish | ||
| Donnchadh | - | Scottish, Irish | ||
| Dougal | - | Scottish, Irish | ||
| Douglas | DUG-ləs | Scottish, English | ||
| Douglass | DUG-ləs | Scottish | ||
| Dubhghall | - | Irish, Scottish | ||
| Dubhghlas | - | Scottish |