Alan Clark (1928–1999) was a British politician.
Alan, Allan, or Allen Clark may also refer to:
Alan Clark (bishop) (1919–2002), Bishop of East Anglia Alan Clark (keyboardist) (born 1952), British keyboardist with Dire Straits Alan M. Clark (born 1957), American author and illustrator Alan Clark (television executive) (born 1949), Canadian television executive Alan Clark (businessman) (born 1959), South African businessman Alan Clark (Arkansas politician) (born 1960), member of the Arkansas State Senate Allan Clark (born 1957), American football running back for several NFL teams Allen George Clark (1898–1962), American-born British industrialist Allan Clark (rugby league) (1881–1935), Australian rugby league administrator
Alan, Allan, or Allen Clarke may also refer to:
Alan Clarke (1935–1990), British film director Alan W. Clarke (born 1949), American academic Allen Clarke (educationalist) (1910–2007), British academic Allan Clarke (singer) (born 1942), English singer with The Hollies Allan Clarke (footballer) (born 1946), English international footballer for Leeds United Allan Clarke (rugby union) (1913–1975), English international rugby union player Alan Clarke (rugby league) (1907–1958), New Zealand rugby league player Allen Clarke (rugby union) (born 1967), Irish rugby union coach and former player C. Allen Clarke (1863–1935), English working-class writer Alan D. B. Clarke (1922–2011), British psychologist Alan Clarke (footballer, born 1962), Irish football midfielder
See also Alan Clarke, the illustrator of the book series Demon Road Al Clark (disambiguation)