William McLennan

William McLennan is the name of:


 * Scotty McLennan (born 1948 as William L. McLennan Jr.), American minister, lawyer and academic
 * Bill McLennan (1942–2022), Australian statistician
 * William McLennan (politician) (1903–1980), Canadian Member of Parliament
 * Bill McLennan (rugby league) (1927–2007), New Zealand rugby league international
 * William McLennan (cricketer) (fl. 1880), New Zealand cricketer