Middaugh is a surname. Notable people with the surname include:
Bud Middaugh (born c. 1939), American baseball coach Sherry Middaugh (born 1966), Canadian curler Tuesday Middaugh (born 1973), American synchronized swimmer Wayne Middaugh (born 1967), Canadian curler
See also Henry C. Middaugh House Middaugh-Stone House and Dutch Barn