William Tyler may refer to: William Seymour Tyler (1810–1897), historian William Tyler (rugby), rugby player active c. 1907–08 William R. Tyler (1910–2003), American diplomat William Tyler (musician) (born 1979), American musician William Tyler (bishop) (1806–1849), American Roman Catholic bishop of Hartford William Tyler (architect) (1728–1801), English sculptor, landscaper, and architect, and a founding member of the Royal Academy William Tyler (footballer), English footballer