Heintzelman is a surname. Notable people with the surname include:
Ken Heintzelman (1915–2000), American baseball player Samuel P. Heintzelman (1805–1880), United States Army General Stuart Heintzelman (1876–1935), American soldier Tom Heintzelman (born 1946), American baseball player
See also Heintzelman Boulevard (Goldenrod Road Extension), toll road in southeastern Orlando, Florida, United States USS General Stuart Heintzelman (AP-159), transport ship for the U.S. Navy in World War II Heintzman (disambiguation)