Roy Allen

Roy Allen may refer to:
 * Roy Allen (pilot) (1918–1991), United States Army Air Forces bomber pilot
 * Roy W. Allen (1882–1968), American entrepreneur
 * Roy Allen (footballer) (1901–2001), Australian rules football player and umpire
 * Sir R. G. D. Allen (Roy George Douglas Allen, 1906–1983), English economist, mathematician and statistician