Van Deusen is a surname of Dutch origin, sometimes spelled VanDeusen or Van Dursen. Notable people with the surname include:
Abraham Pietersen Van Deusen (before 1607–c. 1670), Dutch colonist in New Amsterdam Carol Van Deusen, a partner of balloonist Larry Walters Charles Van Deusen, a detective who was involved in the Omaha Race Riot of 1919 Katherine S. Van Deusen, wife of U.S. General William Westmoreland Mary Westbrook Van Deusen (1829–1908), American author J.B & J.D. Van Deusen Shipbuilding firm started by Joseph B. Van Deusen and James D. Van Deusen in 1865 TJ Van Deusen, banker Edward Van Deusen, carpenter Katheryn Van Deusen, artist
See also Van Deusen's rat (Rattus vandeuseni)