Dusen is a surname. Notable people with the surname include:
Frankie Dusen (1878–1936), American trombonist Augustus S. F. X. Van Dusen, fictional character in a series of detective short stories and two novels by Jacques Futrelle Callendar–Van Dusen equation describes the relationship between resistance and temperature of platinum resistance thermometers Chris Van Dusen, American television screenwriter Clyde Van Dusen (1886–1951), American jockey and trainer of Thoroughbred racehorses Clyde Van Dusen (horse) (1926–1948), American Thoroughbred racehorse and the winner of the 1929 Kentucky Derby Francis Lund Van Dusen (1912–1993), United States federal judge Fred Van Dusen (1937–2018), former Major League Baseball player George W. Van Dusen (1826–1915), grain dealer who become rich from the milling boom in Minnesota Granville Van Dusen (born 1944), actor and voice actor who portrayed Race Bannon Julie Van Dusen, Canadian journalist who works for CBC News Willis Van Dusen, the mayor of Astoria, Oregon
See also George W. and Nancy B. Van Dusen House, mansion in the Stevens Square neighborhood of Minneapolis, Minnesota Van Dusen v. Barrack, 376 U.S. 612 (1964), case decided by the United States Supreme Court