Reginald Allen

Reginald Allen may refer to:
 * Reginald Allen (Australian cricketer) (1858–1952), Australian cricketer
 * Reginald Allen (English cricketer) (1893–1950), English cricketer, played for Yorkshire 1921–25
 * Reginald Allen, 1st Baron Allen of Hurtwood (1889–1939), British politician known as Clifford Allen
 * Reg Allen (1919–1976), English football (soccer) goalkeeper
 * Reg Allen (set decorator) (1917–1989)