McIlwain

McIlwain is a surname. Notable people with the surname include:


 * Alfie McIlwain (born 1998), English actor
 * Charles Howard McIlwain (1871–1968), American historian and political scientist
 * Dallas McIlwain (born 1982), Australian rugby league player
 * David McIlwain (1921–1981), English science fiction writer
 * Douglas McIlwain (born 1968), English local politician Mayor of Huntingdon
 * James McIlwain, American ophthalmologist
 * Stover McIlwain (1939–1966), American baseball player
 * Wally McIlwain (1903–1963), American football player
 * Zach McIlwain (born 1986), American national veterans advocate