| 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 | |
| Dominik | | daw-MEE-neek (Polish), DO-mi-nik (German) | Czech, Slovak, Slovene, Polish, German, Hungarian, Croatian | |
| Dominika | | daw-mee-NEE-kah (Polish) | Czech, Slovak, Slovene, Russian, Polish | |
| Dorota | | daw-RAW-tah (Polish) | Polish, Czech, Slovak | |
| Doubravka | | - | Czech | |
| DrahomÍR | | - | Czech | |
| DrahomÍRa | | - | Czech | |