William Fiske may refer to:
Bill Fiske, Baron Fiske (William Geoffrey Fiske, 1905–1975), British politician William Fiske (1954–2008), co-creator of Quarry Hill Creative Center Billy Fiske (William Meade Lindsley Fiske III, 1911–1940), American Olympian and fighter pilot William Fiske (footballer) (1885–1918), English football goalkeeper
See also William Fisk (disambiguation)