D
| Class | Country | Type | Launch years | Displacement (tons) | Number |
| D | Denmark | submarine | 369 | 2 | |
| D = Danae | UK | light cruiser | 1917-19 | 4,850 | 8 |
| D | UK | destroyer | 1932 | 1,375 | 8 |
| Danae = D | UK | light cruiser | 1917-19 | 4,850 | 8 |
| De Ruyter | Netherlands | light cruiser | 1935 | 6,442 | 1 |
| Deutschland | Germany | heavy cruiser | 1931-34 | 12,100 | 3 |
| Di Giussano | Italy | light cruiser | 1930 | 5,110 | 4 |
| Dido | UK | anti-aircraft cruiser | 1939-42 | 5,600-5,950 | 16 |
| Dragen | Denmark | destroyer | 1929-34 | 290 | 9 |
| Draug | Norway | destroyer | 1910-13 (approx) | 578 | 3 |
| Duguay-Trouin | France | light cruiser | 1923-24 | 7,250 | 3 |
| Dunkerque | France | battleship | 1935-36 | 26,500 | 2 |
Read more about this topic: List Of World War II Ship Classes