Coxen is a surname and refer to:
Charles Coxen (1809-1876), Australian naturalist and politicianEdward Coxen (1880-1954), English-born American actorElizabeth Coxen (1804-1841), maiden name of Elizabeth Gould, British artist and illustratorJohn Coxen (pirate) (active 1677-1682), more commonly referred to as John CoxonWalter Adams Coxen (1870-1949), Australian Army Major General in World War I