| Dagmar | | DAHK-mahr (German), DAHG-mahr (Finnish) | Danish, Swedish, Norwegian, Icelandic, German, Czech, Slovak, Finnish | |
| Dalibor | | - | Czech, Slovak, Croatian, Serbian, Slovene, Medieval Slavic | |
| Dalimil | | - | Czech, Slovak | |
| Dan (2) | | DAN (English), DAHN (Romanian, Czech, Swedish) | English, Spanish, French, Portuguese, Romanian, Czech, German, Polish, Swedish, Danish, Norwegian | |
| Dana (1) | | DAH-nah (Czech, Slovak, German) | Romanian, Czech, Slovak, German, Hebrew | |
| Danica | | - | Serbian, Croatian, Slovene, Slovak, Czech, Macedonian, English | |
| Daniel | | DAN-yəl (English), dah-nee-EL (Jewish), dan-YEL (French), DAH-nee-el (German), DAHN-yel (Polish) | English, Hebrew, French, German, Swedish, Norwegian, Danish, Polish, Czech, Slovak, Spanish, Portugu | |
| Daniela | | dahn-YE-lah (German) | Italian, German, Czech, Slovak, Romanian, Portuguese, Spanish, Bulgarian, Macedonian, English | |
| Darina (2) | | - | Czech, Slovak, Bulgarian | |
| Darja | | - | Slovene, Czech | |
| Denis | | de-NEE (French), DEN-is (English), DE-nis (German) | French, Russian, English, German, Czech, Slovak, Slovene, Romanian, Croatian | |
| Denisa | | de-NEE-sah (Romanian) | Czech, Slovak, Romanian | |
| Dobromil | | - | Czech (Rare), Medieval Slavic | |
| Dobroslav | | - | Croatian, Serbian, Czech, Medieval Slavic | |
| Dobroslava | | - | Czech | |