- Daivis
- Dalemir
- Dalimil
- Damian
- Damir
- Damon
- Daniel
- Danilo
- Dante
- Daris
- Darius
- Daugilas
- Daugirutis
- Daumantas
- David
- Deimantas
- Derek
- Dermot
- Devran
- Diarmaid
- Didier, Desiderius
- Didymos
- Dieter, Dietrich, Dirk
- Dino
- Diocletian, Diocles
- Dobilas
- Dobrowit
- Dobroslav
- Domagoj
- Dominic
- Dorian
- Doron
- Dovmont
- Draca
- Dragomir
- Dragoslav
- Drake
- Drosmis
- Duncan
- Dušan
- Dylan
- Dzintars
- Džiugas