| Darko | | - | Croatian, Serbian, Slovene, Macedonian | |
| Davor | | - | Croatian, Serbian, Slovene | |
| Davorin | | - | Croatian | |
| Davorka | | - | Croatian, Serbian | |
| Dejan | | - | Serbian, Croatian, Slovene, Macedonian | |
| Dejana | | - | Serbian, Croatian, Slovene | |
| Denis | | de-NEE (French), DEN-is (English), DE-nis (German) | French, Russian, English, German, Czech, Slovak, Slovene, Romanian, Croatian | |
| Dijana | | dee-YAH-nah (Croatian), DEE-yah-nah (Croatian) | Croatian, Serbian, Slovene, Macedonian | |
| Dinko | | - | Croatian | |
| Dino | | DEE-no (Italian) | Italian, Croatian | |
| Dmitar | | - | Croatian, Serbian | |
| Dobroslav | | - | Croatian, Serbian, Czech, Medieval Slavic | |
| Domagoj | | - | Croatian | |
| Dominik | | daw-MEE-neek (Polish), DO-mi-nik (German) | Czech, Slovak, Slovene, Polish, German, Hungarian, Croatian | |
| Dora | | DAWR-ə (English), DO-rah (Croatian, Serbian) | English, Dutch, Spanish, Greek, Croatian, Serbian | |