Fort Malden, formally known as Fort Amherstburg, is a defence fortification located in Amherstburg, Ontario. It was built in 1795 by Great Britain in order to ensure the security of British North America against any potential threat of American invasion. Throughout its history, it is most known for its military application during the War of 1812 as Sir Isaac Brock and Tecumseh met here to plan the Siege of Detroit. It was the British stronghold during the war and is now a National Historic Site of Canada. The fort also had an important role in securing Upper Canada's border with Detroit during the Upper Canada Rebellion.

Amherstburg is a town near the mouth of the Detroit River in Essex County, Ontario, Canada. In 1796, Fort Malden was established here, stimulating growth in the settlement. The fort has been designated as a National Historic Site.