William Boone (3 September 1830, in Luzerne County, Pennsylvania – 29 October 1921, in Seattle, Washington) was an American architect who practiced mainly in Seattle, Washington from 1882 until 1905. He was one of the founders of the Washington State chapter of the American Institute of Architects as well as its first president. For the majority of the 1880s, he practiced with George Meeker as Boone and Meeker, Seattle's leading architectural firm at the time. In his later years he briefly worked with William H. Willcox as Boone and Willcox and later with James Corner as Boone and Corner. Boone was one of Seattle's most prominent pre-fire architects whose career lasted into the early 20th century outlasting many of his peers. Few of his buildings remain standing today, as many were destroy