William Waters (1843–1917) was an American architect who designed numerous buildings in Wisconsin that eventually were listed on the National Register of Historic Places. He was responsible for designing much of historic Oshkosh, Wisconsin, and was also responsible for designing the Wisconsin building for the Columbian Exposition. Waters died in 1917 and is buried at Riverside Cemetery in Oshkosh. After his death, Oshkosh honored him by naming the intersection of Washington Avenue and State Street as the "William Waters Plaza".

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Mr. Waters designed nine buildings total in Neenah and Menasha, five of which are located on Doty Island. In Neenah: The Gilbert-Lachmann House, the Perry Lindsley House, The Henry Spenser Smith House, and the Ellis Jennings House ; plus The George Banta House in Menasha.