People with the surname McCullough:
Alfred McCullough (born 1989) American football player
Andrew McCullough (born 1990), Australian Rugby League player
Bernard Jeffrey McCullough, better known under his stage name Bernie Mac (1957–2008), American comedian and actor
Billy McCullough (born 1935), former Northern Ireland footballer
Brian McCullough (born 1985), American college baseball coach
Clyde McCullough (1917–1982), Irish baseball player
Colleen McCullough (1937–2015), Australian author
Conde McCullough (1887–1946), U.S. bridge engineer
Denis McCullough (1883–1968), Irish rebel in the early 20th century.
David McCullough (born 1933), American historian and author
Donald McCullough (disambiguation), several people
Douglas McCullough, American judge
Esther Morgan McCullough (1888–1957), American author
Frank S. McCullough (1905–1998), New York politician and judge
George McCullough (born 1975), American football player
Helen Craig McCullough (1918–1998), scholar of classical Japanese poetry and prose
Henry McCullough (1943–2016), musician
Hiram McCullough (1813–1885), U.S. Congressman from Maryland
J. McCullough a Scottish author and avid golfer of the late 19th century
James S. McCullough (1843-1914), American politician
John C. McCullough (1858–1920), former Attorney General of California
John Edward McCullough (1837–1885), American actor
Julie McCullough (born 1965), American model and actress
Kimberly McCullough (born 1978), American actress
Luke McCullough (born 1994) Irish footballer
Michael McCullough (Born 1966) Social Entrepreneur, Investor and Physician
Paul McCullough (1883–1936} American actor and comedian
Paul McCullough (1898–1970) American baseball pitcher
Paul McCullough (born 1959) English football goalkeeper
Peter "Big Pete" McCullough (1839–1915), hanging judge of Andersonville Prison
Saladin McCullough (born 1975), American football player
Shanna McCullough (born 1960), adult film star
Suli McCullough (born 1968), comic-actor and writer
Sultan McCullough (born 1980), National Football League running back
Wayne McCullough (born 1970), professional boxer