Irwin (given name)

Irwin is a given name, and may refer to:
 * Irwin Allen (1916–1991), television and film producer
 * Irwin Barker, Canadian comedian and writer
 * Irwin Caplan (1919–2007), American cartoonist
 * Irwin Chusid, record producer, journalist, self-described landmark preservationist, and radio personality
 * Irwin Cohen (1952–2012), American Olympic judoka
 * Irwin Corey (1914–2017), American comic and film actor
 * Irwin Cotler (born 1940), former minister of justice and Attorney General of Canada
 * Irwin Donenfeld, former executive vice president and editorial director of DC Comics
 * Irwin Edman (1896–1954), American philosopher and professor of philosophy
 * Irwin Freedberg, (c. 1933–2005) American professor of dermatology at New York University
 * Irwin Glusker (1924–2022), American art director
 * Irwin Goodman (1943–1991), Finnish singer
 * Irwin Hasen (1918–2015), cartoonist best known for Wildcat and Dondi
 * Irwin Hoffman (1924–2018), American conductor
 * Irwin M. Jacobs (born 1933), electrical engineer and chairman of Qualcomm
 * Irwin Kra (born 1937), American mathematician
 * Irwin Kula (born 1957), American rabbi and author
 * Irwin Lampert, Canadian judge
 * Irwin McIntosh (1926–1988), former Lieutenant Governor of Saskatchewan
 * Irwin S. Moise (1906–1984), associate justice of the New Mexico Supreme Court
 * Irwin Molasky (1927–2020), American real estate developer and philanthropist
 * Irwin Rose (1926–2015), American biologist, co-recipient of the 2004 Nobel Prize in Chemistry
 * Irwin Schiff (1928–2015), tax protester
 * Irwin Shaw (1913–1984), American playwright, screenwriter and author
 * Irwin Silber (1925–2010), American writer
 * Irwin Stelzer (born 1932), American economist and business columnist for The Sunday Times (UK) and The Courier-Mail
 * Irwin Stone (1907–1984), biochemist, chemical engineer, and author
 * Irwin Thomas (born 1971), lead singer in the Australian band Southern Sons
 * Irwin Winkler, American film producer and director
 * Irwin Yablans (born 1934), independent film producer and distributor
 * Fictional characters
 * Irwin (Billy and Mandy), a fictional character from The Grim Adventures of Billy and Mandy
 * Irwin R. Schyster, professional wrestling IRS agent gimmick portrayed by wrestler Mike Rotunda