Gillman is a surname. Notable people with the surname include:
Benjamin H. Gillman (1870–1945), South Australian railways official (1856-1922), British ingenior and photographer who made a large contribution to railways in Southern Spain Henry Gillman (1833–1915), American ethnologist Herbert Webb Gillman (1832-1898), British/Ceylonese judge and historian Leonard Gillman (1917–2009), American mathematician Mariette Gillman, American slalom canoer Neil Gillman (1933–2017), American rabbi and philosopher Peter Gillman (born 1942), British writer and journalist Robert Gillman Allen Jackson (1911–1991), United Nations administrator Sid Gillman (1911–2003), American football coach Tricia Gillman (born 1951), British artist Webb Gillman (1870–1933), British Army General during World War I