John MacNeill

John MacNeill may refer to:


 * J. G. Swift MacNeill (1849–1926), Irish Protestant Nationalist politician and MP, and professor and author of law
 * John Benjamin Macneill (1793–1880), Irish civil engineer
 * John F. MacNeill (1870–1962), physician and political figure on Prince Edward Island
 * Eoin MacNeill (John McNeill, 1867–1945), Irish scholar, Irish language enthusiast, nationalist, and politician
 * John MacNeill, High Sheriff of Antrim in 1843 under Queen Victoria
 * John MacNeill, mechanical engineer for the Florida Automatic Computer
 * John MacNeill, football player, see list of Michigan State Spartans in the NFL Draft
 * John MacNeill, president of the Baptist World Alliance 1928–1934