Reardon

Reardon is a surname of Irish Gaelic origin. It is an anglisation of the modern Irish Gaelic Ó Ríordáin, which itself in turn derived from the original 'Ó Ríoghbhardáin', meaning royal bard (from the Irish Gaelic words, rí = king, and the diminutive form of bard). Notable people with the surname include:
 * Ann Reardon (born 1975), known online as "How to Cook That", Australian YouTube personality
 * Beans Reardon (1897–1984), American umpire in Major League Baseball
 * Bill Reardon (born 1941), American politician and educator
 * Casper Reardon (1907–1941), classical and later jazz harpist
 * David Reardon, American director of the Elliot Institute
 * Dom Reardon, British comics artist (2000AD)
 * Jack Reardon (1914–1991), Australian rugby league footballer and writer
 * Jeff Reardon (born 1955), American baseball relief pitcher
 * Jim Reardon (born 1965), director and storyboard consultant (The Simpsons)
 * John Reardon (born 1975), Canadian actor and former college football player
 * John Reardon (baritone) (1930–1988), American baritone and actor
 * Ken Reardon (1921–2008), Canadian professional ice hockey player
 * Kerry Reardon (born 1949), American football player
 * Mara Candelaria Reardon, American politician and representative (Indiana Democrats)
 * Mary A. Reardon (1912–2002), American Catholic liturgical artist
 * Michael Reardon (climber) (1965–2007), American professional Free Solo Climber, filmmaker, motivational speaker and writer
 * Michael Reardon (architect), English architect, historic building consultant, and interior designer
 * Michael Reardon (activist) (1876–1945), New Zealand political activist
 * Nathan Reardon (born 1984), Australian professional cricketer
 * Paul Reardon (1909–1988), Justice of the Massachusetts Supreme Judicial Court
 * Phil Reardon (1883–1920), American professional baseball player
 * Ray Reardon (1932-2024), Welsh snooker player
 * Sean Reardon, American sociologist
 * Steve Reardon (born 1971), Australian rugby league player
 * Stuart Reardon (born 1981), English rugby league player
 * Terry Reardon (1919–1993), Canadian professional ice hockey player
 * Thomas Reardon (born 1969), creator of Internet Explorer
 * William Reardon Smith (1856–1935), British shipowner