McNutt is a surname of either Scottish or Irish origin. It refers to:
Persons
Alexander McNutt (1725–1811), British army officer, colonist, and land agent
Alexander McNutt (1802–1848), American politician from Mississippi; governor and state senator
Bill McNutt (1925–2006), American fruitcake marketer
John G. McNutt (contemporary), American professor and author
Marcia McNutt (contemporary), American geophysicist and oceanographer
Marvin McNutt (American football), wide receiver for the Carolina Panthers
Paul V. McNutt (1891–1955), American politician from Indiana; governor, high commissioner, ambassador, and federal agency administrator
Tico McNutt (contemporary), American wildlife researcher
William Slavens McNutt (1885–1938), American screenwriter
Leah Beth McNutt (born 1987), American fundraiser
Fictional persons
Boob McNutt, comic strip by Rube Goldberg 1915–34
