William Daly
William Daly may refer to:
- William Davis Daly, American congressman from New Jersey
- William Merrigan Daly, musician
- William Daly , Irish hurler
- William T. Daly, educator and American football and baseball player and coach
- William Robert Daly, actor and director of silent films
- Will H. Daly, American labor leader based in Oregon State
- Bill Daly, Deputy Commissioner of the National Hockey League
- Bill Daly , Australian rules footballer
- Will Daly , American lightweight rower
- Willie John Daly, Irish hurler and coach