L
- Lesko – Subcarpathian Voivodeship
- Lidzbark Warmiński – Warmian-Masurian Voivodeship
- Lisów – Subcarpathian Voivodeship
- Lubartów (d. Lewartów) – Lublin Voivodeship
- Lublin - Czechów – Lublin Voivodeship
- Lwówek Śląski – Lower Silesian Voivodeship
Read more about this topic: List Of Castles In Poland