William McCann may refer to:

* William McCann (politician) (1879-1961), Australian politician
* Bill McCann (1892-1957), Australian soldier and barrister
* Billy McCann (1919-2002), American college basketball coach
* Sam McCann (William McCann, born 1969), American politician
* William McCann (footballer), Scottish footballer

## See also[edit]

* McCann (surname)

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