Butler's Barracks was the home of Loyalist military officer John Butler (1728–1796), in what was then Newark, Upper Canada; present day Niagara-on-the-Lake, Ontario. Butler is most famous for leading an irregular military unit known as Butler's Rangers on the northern frontier during the American Revolutionary War. The original barracks were constructed in 1778 on the banks of the Niagara River, and were torn down during the construction of Fort George in 1800. * Fort George, Ontario * Navy Hall * Fort Mississauga The barracks was one of several buildings in the Commons area of the town: