L
- La Plata (Argentina): 890-ton destroyer
- Laaland (Denmark): 350-ton minelayer
- Laine (Estonia): 211-ton gunboat
- Laxen (Denmark): 290-ton torpedo boat, became TFA6 (Germany)
- Lech (Poland) 280-ton Tugboat
- Lembit (Estonia): 834-ton submarine
- Leopard, former HNoMS Balder (Norway, then Germany): 708-ton torpedoboat, returned to Norway 1949, scrapped 1961
- Li Chieh (China): 266-ton gunboat, became Lisui (Japan)
- Lieska (Finland): 60-ton minelayer
- Lindormen (Denmark): 614-ton minelayer, became Vs1401 (Germany)
- Loimu (Finland): 60-ton minelayer
- Lossen (Denmark): 628-ton minelayer
- Lougen (Denmark): 350-ton minelayer
- Louhi (Finland): 640-ton minelayer and submarine tender
Read more about this topic: List Of World War II Ships Of Less Than 1000 Tons