The Tower Museum is a museum on local history in Derry, County Londonderry, Northern Ireland.
The museum is located in Union Hall Place, within a historic tower just inside the city walls, near the Guildhall. It presents the history of Derry and also has an exhibit on a local shipwreck from the Spanish Armada (An Armada Shipwreck – La Trinidad Valencera).
The museum opened in 1992 and has won a number of awards. It covers the political conflict that has affected the history of the city.