John Udall

John Udall may refer to:


 * John Udall (Puritan) (1560?–1592), English clergyman
 * John Hunt Udall (1889–1959), mayor of Phoenix, Arizona, 1936–1938
 * John Nicholas Udall (1913–2005), mayor of Phoenix, Arizona, 1948–1952, and son of John Hunt Udall