William MacLean may refer to:

• William Q. MacLean Jr., American politician in Massachusetts
• William N. MacLean, Canadian politician
• William Ross MacLean, soda water manufacturer and political figure in British Columbia
• William Findlay Maclean, Canadian politician
• Billy Joe MacLean (William Joseph MacLean), Canadian politician

• William McLean (disambiguation)
• Will Maclean, Scottish artist and professor of art

Topics referred to by the same term

This disambiguation page lists articles about people with the same name.
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