Milling is a surname. Notable people with this name include:
Amanda Milling (born 1975), British Conservative Party politician, Member of Parliament (MP) for Cannock Chase 2015–
James Milling (born 1965), former professional American football wide receiver in the National Football League
Stephen Milling, Danish operatic bass singer
Thomas D. Milling (1887–1960), pioneer of military aviation and a brigadier general in the U.S. Army Air Corps