De Cuyper

De Cuyper is a surname, equivalent to English Cooper. Notable people with the surname include:


 * Alphons De Cuyper (1887–1950), Belgian sculptor and painter
 * Katrien De Cuyper (1967–c. 1991), Belgian homicide victim
 * Norbert De Cuyper (b. 1943), Belgian politician
 * Simon De Cuyper (b. 1986), Belgian triathlete