John McLennan

John McLennan is the name of the following people:

• John McLennan (politician) (1821-1893), Canadian businessman and politician
• John McLennan (physicist) ( John Cunningham McLennan ; 1867–1935), Canadian physicist
• John Ferguson McLennan (1827-1881), Scottish ethnologist

This is a disambiguation page for differentiating between several terms identified with the same word.