William Weeks may refer to:
William Weeks (1813–1900), architect of the Church of Jesus Christ of Latter Day Saints William E. Weeks (1880–1972), American attorney and politician William Farrar Weeks (1859–1914), coadjutor bishop of the Episcopal Diocese of Vermont William C. Weeks, architect in Wisconsin W. H. Weeks (William Henry Weeks, 1864–1936), architect
See also William Weekes (died 1806), lawyer and political figure in Upper Canada William Weekes (priest) (1867–1945), Dean of Bloemfontein, South Africa Willie Weeks, Bass guitarist