McCreery is a surname of Ulster origin, deriving from Mac Rory (son of Rory). Holders include:
Charles McCreery (born 1942), British psychologist and authorChristopher McCreery (born 1975), Canadian author and historianDavid McCreery (born 1957), Northern Irish footballerEd McCreery (1889-1960), American Major League Baseball pitcherJohn W. McCreery, West Virginia State SenatorJohn Alexander McCreery (1884–1948), American surgeonNed McCreery (c. 1945-1992), Northern Irish Loyalist paramilitaryRichard McCreery (1898–1967), British career soldierScotty McCreery (born 1993), American singerThomas C. McCreery (1816-1890), US Senator from KentuckyTom McCreery (1874-1941), US baseball playerWayman C. McCreery (1851–1901), American real estate agent, opera composer and internal revenue collector of St. LouisWilliam McCreery (Maryland), U.S. Representative from MarylandWilliam McCreery (Pennsylvania), U.S. Representative from PennsylvaniaWilliam B. McCreery, former mayor of the City of Flint, Michigan State Treasurer and diplomat