Bunning is a surname. Notable people with the surname include:
David Bunning (born 1966), American jurist from Kentucky Erwin Bünning (1906–1990), German biologist James Bunstone Bunning (1802–1863), British architect Jim Bunning (1931–2017), American politician from Kentucky, and baseball player Lars Bünning (born 1998), German footballer Robert Bunning ( 1859–1936), Australian businessman Walter Bunning (1912–1977), Australian architect
See also Bunnings, Australian hardware store operator