Citadel Počitelj (Bosnian, Croatian: Počiteljska tvrđava; Serbian: Почитељска тврђава) is a castle in Bosnia and Herzegovina.

This fortress was built by King Tvrtko I of Bosnia in 1383, and had a role of control a merchant route from Bosnian inland, through the valley of the Neretva, to Drijeva trg and further to the Adriatic sea.

The Ottoman Empire extended fortifications greatly, and developed a settlement, with a housings, bath and the mosque.

Today, it overlooks the historic walled town of Počitelj.

Main tower of Počitelj citadel is 45 metres (148 ft) above sea level.