van Deventer is a surname of Dutch origin. People with the name include:
Conrad Theodor van Deventer (1857–1915), Dutch lawyer, author, and politician
Jacob van Deventer (cartographer) (c. 1500–1575), Dutch cartographer of the Renaissance
Jacob van Deventer (general) (1874–1922), South African military commander
John H. Van Deventer (1881-1956), American engineering writer
Juan van Deventer (born 1983), South African Olympic distance runner
Kobus Van Deventer, South African rugby player
Oskar van Deventer, Dutch puzzlemaker
