William McLean
William McLean may refer to:
- William McLean (Ohio politician), U.S. representative from Ohio
- William P. McLean, U.S. representative from Texas
- William McLean (New Zealand politician), New Zealand politician
- William Campbell McLean, justice of the Supreme Court of Mississippi
- Sir William McLean (civil servant), British engineer, colonial civil servant and politician
- William B. McLean, U.S. Navy physicist and ordnance expert
- *USNS William McLean, a 2011 U.S. Navy cargo ship named for the physicist
- Bill McLean, Australian soldier and rugby player
- William McLean (bobsleigh), British bobsledder who competed at the 1948 Winter Olympics in St. Moritz