Braniewo Castle (Polish: Zamek w Braniewie, German: Bischofsburg Braunsberg) is a castle in Braniewo, Poland, built in the thirteenth century.

The castle's remains are located in south-eastern side of the Old Town by St. Catherine's Basilica.

[1] The castle was built during the lifetime of Bishop Heinrich Fleming (1279–1300).

In the years of 1873 to 1874, certain portions of the castle's fortifications were deconstructed.

The remains of the castle is a tower with a chapel on the second floor.