William Dwyer

William Dwyer may refer to:


 * William Dwyer (Irish politician) (1887–1951), Irish independent politician
 * Bill Dwyer (mobster) (1883–1946), American Prohibition-era gangster
 * Bil Dwyer (1907–1987), American cartoonist and humorist
 * William Lee Dwyer (1929–2002), U.S. federal judge
 * Ubi Dwyer (Bill Dwyer, 1933–2001), Windsor Free Festival organiser
 * Bil Dwyer (born 1962), American actor and comedian
 * William A. Dwyer Jr. (1914–1982), American lawyer, judge, and politician from Philadelphia
 * William Gerard Dwyer (born 1947), American mathematician
 * Bill Dwyer (1887–1943), English comedian in the double act Clapham and Dwyer