McCormack

• Sir Richard MacCormac, (born 1938), British architect, the founder of MJP Architects

• Arthur John McCormack (1865–1936), English businessman associated with Wolseley Motors
• Derek McCormack (academic) (f. 1990-2000s), New Zealand professor and administrator of the Auckland University of Technology
• Emmet J. McCormack (1880–1965), US director and treasurer, One of the founders of Moore-McCormack
• Gavan McCormack (f. 1980-2000s), Australian historian and orientalist, visiting Professor of Social Science at the International Christian University in Tokyo

• Adetokumboh McCormack (f. 1990-2000s), Sierra Leone-born US film and television actor
• Ange McCormack (born 1996 or 1997), Australian journalist and radio presenter
• Catherine McCormack (born 1972), English film actress
• Danielle McCormack (f. 1990-2000s), English television actress
• Daryl McCormack (born 1992/1993), Irish actor
• David McCormack (born 1968), Australian singer and songwriter
• Eric McCormack (born 1963), Canadian-born US television, Broadway and film actor
• Franklyn MacCormack (1906–1971), US radio personality
• Geoffrey MacCormack known as Warren Peace, English vocalist
• John McCormack (1884–1945), Irish tenor singer
• Kevin McCormack (born 1970), Irish dancer, one of the first dancers selected for Riverdance
• Mary McCormack (born 1969), US television, Broadway and film actress
• Niamh McCormack (born 2001), Irish actress
• Patty McCormack (born 1945), US film, Broadway and television actress
• Sean McCormack, Academy award nominated sound editor
• Shane McCormack (singer), an Irish contestant in series 7 of The Voice UK (2018)
• Will McCormack, American actor and younger brother of Mary McCormack

• Cliff McCormack, fictional character on The CW television series Veronica Mars
• Ren McCormack, fictional character in the film Footloose
• Clive McCormack, fictional character in the video game The Getaway

• Bridget Mary McCormack, Justice of the Michigan Supreme Court (January 1, 2013 – Present)
• Michael McCormack (bc. 1937), US state judge (Nebraska)
• William J. McCormack (f. 1980-1990s), Mauritius-born Canadian Chief of Police
• Mike McCormack, Toronto Police officer and Toronto Police Association president

• Derek McCormack (f. 1990-2000s), Canadian writer
• Mike McCormack (born 1965), Irish writer
• Una McCormack (born 1972), British-Irish novelist

• Henry MacCormac, (1800–1886), Irish physician who advocated open-air theory
• William MacCormac, (1836–1901), British surgeon who served as the President of the Royal College of Surgeons of England.
• Henry MacCormac, Irish dermatologist and physician who served as a lieutenant-colonel in Royal Army Medical Corps during the First World War

• James McCormack (1910–1975), United States Army officer who served in World War II, and was later the first Director of Military Applications of the United States Atomic Energy Commission

• Billy McCormack (1928–2012), director and vice president of the Christian Coalition of America and pastor of University Worship Center in Shreveport, Louisiana
• Edward J. McCormack, Jr. (1923–1997), Massachusetts Attorney General, nephew of John William McCormack
• Ellen McCormack (1926–2011), US third-party candidate for US president in 1980
• John McCormac, US politician (Democratic Party)
• John William McCormack (1891–1980), US Representative from Massachusetts and Speaker of the United States House of Representatives
• Michael McCormack (born 1964), Australian Member of Parliament
• Mike McCormack (1921–2020), US Representative from Washington
• Pádraic McCormack (born 1942), Irish delegate to Teachta Dála
• Richard T. McCormack (born 1941), United States Ambassador to the Organization of American States and United States Under Secretary of State for Economic and Agricultural Affairs
• Sean McCormack (f. 1990-2000s), US Assistant Secretary of State
• William McCormack (1879–1947), Australian politician, Premier of Queensland

• Alan McCormack (born 1984), Irish footballer
• Chad McCormack (born 1983),

Broncos Country ambassador to the Big Jab, 96.3/92.5 207-775-2217. Of Scottish decent.

• Charlie McCormack (1895–1975), Scottish footballer
• Chris McCormack (triathlete) (born 1973), Australian triathlete
• Damien McCormack (born 1987), Australian rules footballer
• Don McCormack (born 1955), American baseball player
• Fergal McCormack (born 1974), Irish hurler and Gaelic footballer
• Frank MacCormack (born 1954), baseball pitcher for Detroit Tigers, Seattle Mariners
• Jack McCormack (rugby league), Australian rugby league footballer
• Jack McCormack (Australian rules footballer), Australian rules footballer
• John McCormack, several sportspeople
• Mark McCormack (1930–2003), American lawyer, sports agent and writer, founder and chairman of IMG
• Mike McCormack (American football) (1930–2013), American football player (Cleveland Browns) and coach
• Ross McCormack (born 1986), Scottish footballer
• Steve McCormack (bc. 1973), Scottish rugby league coach
• Tom McCormack (Erin's Own hurler) (1888–1959), Irish hurler for Kilkenny and Erin's Own

• Billy McCormack (1928–2012), American clergyman
• Bruce L. McCormack (born 1952), professor of theology at Princeton Theological Seminary
• Franklyn MacCormack (1906–1971), US radio personality in Chicago
• Sir William MacCormac, 1st Baronet (1836–1901), British surgeon

• MacCormack method, a discretization scheme for the numerical solution of partial differential equations. It is introduced by Robert W. MacCormack in 1969.[2]
• McCormack Motorsports, former Indy Racing League team owned by Dennis McCormack that operated from 1996 to 2001.
• McCormack, Minnesota, an unorganized territory in St. Louis County, Minnesota

• McCormac
• Carmack
• Cormac
• Cormack (surname)
• Cromack
• McCormick (surname)