Cohn is a Jewish surname (related to the last name Cohen). Notable people and characters with the surname include:

  • Al Cohn (1925–1988), American jazz saxophonist, arranger and composer
  • Alan D. Cohn, American government official
  • Alfred A. Cohn (1880–1951), American screenwriter
  • Alice Cohn (1914–2000), German graphic artist
  • Art Cohn (1909–1958), American sportswriter, screenwriter and author
  • Arthur Cohn (1927–2025), Swiss film producer
  • Arthur Cohn (rabbi) (1862–1926), Swiss Orthodox rabbi
  • Arthur Cohn (1894–1940), mathematician known for Cohn's irreducibility criterion
  • Avern Cohn (1924–2022), United States District Court judge
  • Bernard Cohn (anthropologist) (1928–2003), anthropologist and scholar of British colonialism in India
  • Bernard Cohn (politician) (1835–1889), American businessman and politician in Los Angeles
  • Craig Cohn (b. 1983), birth name of American professional wrestler Craig Classic
  • Clementine Cohn (born 1861), German writer
  • Daniel Cohn-Bendit (b. 1945), French-German politician
  • Dan Cohn-Sherbock (b. 1945), Jewish theologian
  • David Cohn (b. 1995), American-Israeli player in the Israeli Basketball Premier League
  • Edwin Joseph Cohn (1892–1953), American scientist
  • Emil Cohn (1854–1944), German physicist
  • Erich Cohn (1884–1918), German chess master
  • Ernst Max Cohn (1920–2004), American philatelic researcher and expert
  • Falk Cohn (1833–1901), German rabbi
  • Ferdinand Cohn (1828–1898), German biologist
  • Gary Cohn (b. 1960), American investment banker
  • Gary Cohn (comics) (b. 1952), American comic book writer
  • Gary Cohn (journalist) (1952–2024), American journalist
  • Gertrud Cohn (1876–1942), German victim of the Nazi regime
  • Gretta Cohn, American cellist and podcast producer, CEO of Pushkin Industries
  • Gustav Cohn (1840–1919), German economist
  • Harry Cohn (1891–1958), American co-founder of Columbia Pictures Corporation
  • Harvey Cohn (1884–1965), American track and field athlete
  • James Cohn (1928–2021), American composer
  • Joan Cohn (née Joan Perry), the widow of Harry Cohn
  • Joseph Judson Cohn (d. 1996), MGM producer, founder of J.J. Cohn Estate
  • Lawrence H. Cohn (1937–2016), American cardiac surgeon and researcher
  • Leonie Cohn (1917–2009), German-born BBC Radio producer
  • Leopold Cohn (author) (1856–1915), German author and philologist
  • Leopold Cohn (Christian clergyman) (1862–1937), Hungarian-American minister and evangelist
  • Linda Cohn (b. 1959), American sportscaster
  • Marc Cohn (b. 1959), American singer-songwriter
  • Mariano Cohn (b. 1975), Argentine TV and film director
  • Marthe Cohn (1920–2025), French author, nurse, spy and Holocaust survivor
  • Mathilda Cohn (1798–1877), birth name of Finnish and Swedish concert singer Mathilda Berwald
  • Mindy Cohn (b. 1966), American actress, comedian and singer
  • Nate Cohn, American journalist
  • Nik Cohn (b. 1946), British rock journalist
  • Norman Cohn (1915–2007), British historian
  • Norman Cohn (1907–1972), birth name of American saber fencer Norman C. Armitage
  • Oskar Cohn (1869–1934), German politician
  • Paul Cohn (1924–2006), British mathematician
  • Priscilla Cohn (1933–2019), American philosopher and animal rights activist
  • Rebecca Cohn (b. 1954), American politician
  • Robert Cohn (b. 1949), Canadian business executive, founder of Octel Communications
  • Robert Cohn, a character in Ernest Hemingway's 1926 novel The Sun Also Rises
  • Ronald Cohn (1943–2022), American zoologist, co-founder of The Gorilla Foundation
  • Roy Cohn (1927–1986), American lawyer
  • Ruth Cohn (1912–2010), German-born psychotherapist, educator, and poet
  • Waldo Cohn (1910–1999), American biochemist

See also

  • Coen (disambiguation)
  • Cohen (surname)
  • Cohen (disambiguation)
  • Kahane
  • Kohen, a direct male descendant of the Biblical Aaron, brother of Moses