Challen is a surname. Notable people with the surname include:
Albert Charles Challen (1847–1881), British artist Charles Challen (1894–1960), British barrister and politician Charles Challen (cricketer) (1790-?), English first-class cricketer Colin Challen (born 1953), British politician Craig Challen (born 1965/1966), Australian technical diver and cave explorer James Challen senior (), English cricketer James Challen junior (1825–1900), English cricketer John Challen (1863–1937), Welsh amateur sportsman who played first-class cricket and association football Michael Challen (born 1932), Australian Anglican bishop William Challen (1786-?), English first-class cricketer
See also Challen (given name)