Joseph Tomlinson III (June 22, 1816 – May 10, 1905) was an English American engineer and architect who built bridges and lighthouses in Canada and the United States. In 1868, he co-designed and oversaw the construction of the Hannibal Bridge, the first permanent crossing of the Missouri River. He was the first person to hold the position of General Superintendent of Lighthouses for the new Dominion of Canada, holding that position beginning in January 1870. For eight years, he worked building railroad bridges for the Canadian government, and designed one of the most impressive bridges on the Canadian Pacific Railway where it crossed the Fraser River. He designed a railroad bridge over the Ashtabula River in Ohio, but was fired from the project after he refused to make supervisor-ordered ch