William Daly

William Daly may refer to:
 * William Davis Daly (1851–1900), American congressman from New Jersey
 * William Merrigan Daly (1887–1936), musician
 * William Daly (hurler) (1877–?), Irish hurler
 * William T. Daly, educator and American football and baseball player and coach
 * William Robert Daly (1871–?), actor and director of silent films
 * Will H. Daly (1869–1924), American labor leader based in Oregon State
 * Bill Daly (born 1964), Deputy Commissioner of the National Hockey League
 * Bill Daly (footballer) (1892–1980), Australian rules footballer
 * Will Daly (rower) (born 1983), American lightweight rower
 * Willie John Daly (1925–2017), Irish hurler and coach