van Hemert/van Heemert is a Dutch surname. Notable people with the surname include:
Barend van Hemert (1891–1945), Dutch footballer Hans van Hemert (born 1945), Dutch music producer Joost van Hemert (1696–1775), Danish merchant, financier and shipowner Mirjam van Hemert (born 1950), Dutch swimmer Peter van Hemert (1734–1810), Danish merchant and shipowner, son of Joost Roel van Hemert (born 1984), Dutch footballer Ruud van Hemert (1938–2012), Dutch film director Willy van Hemert (1912–1993), Dutch actor, director and songwriter