Altman is a surname. Notable people with the surname include:
Albert L. Altman (1853–1903), Irish entrepreneur
Aryeh Altman (1902–1982), Israeli politician
Arthur Altman (1910–1994), American composer and violinist
Benjamin Altman (1840–1913), American retailer, founder of B. Altman & Co. and art collector
Bruce Altman (born 1955), American actor
Dana Altman (born 1958), American basketball coach
David R. Altman (1915–2000), American advertising executive
Dennis Altman (born 1943), Australian academic and pioneering gay rights activist
Doug Altman (1948–2018), English statistician
Edith Altman (1931–2020), German-American artist
Edward I. Altman, (born 1941), American economist and professor of finance, creator of Altman Z-score bankruptcy prediction model
Emily Altman, American television writer
George Altman (born 1933), American professional baseball player
Georges Altman (1901–1960), French journalist and resistance fighter
Hannah Altman (born 1995), American photographer
Ida Altman (born 1950), American historian
Jeff Altman (born 1951), American comedian
John Altman (disambiguation), several people
Joseph Altman (1925–2016), American neuroscientist and biologist who discovered adult neurogenesis in the 1960s
Jurate Kristina Kazickas-Altman (born 1943), Lithuanian American journalist
Koby Altman (born 1982/1983), American basketball executive
Kyle Altman (born 1986), American soccer player
Mark A. Altman, American writer, producer and actor
Marshall Altman, American composer
Michael J. Altman, American scholar of religion
Mike Altman (born 1975), American rower
Mike Altman (lyricist) (born 1955), American songwriter
Mitch Altman (born 1956), American hacker and inventor
Moyshe Altman (1890–1981), Russian Yiddish writer
Naomi Altman, Canadian-American statistician
Nathan Altman (1889–1970), Russian painter
Phyllis Altman (1919–1999), South African trade unionist and anti-apartheid activist
Ray H. Altman (born 1943), American politician from Kentucky
Rick Altman (born 1945), American film scholar
Robert Altman (1925–2006), American film director, producer and screenwriter
Robert Altman (1944–2021), American photographer
Robert A. Altman (1947–2021), American lawyer involved in Bank of Credit and Commerce International scandal
Roger Altman (born 1946), American politician and banker
Roy Altman (born 1982), judge of the U.S. District Court for the Southern District of Florida, lawyer, and author
Sam Altman (born 1985), American entrepreneur, investor, programmer; president of Y Combinator, chief executive of OpenAI
Scott Altman (born 1959), American astronaut
Sean Altman (born 1961), American musician and songwriter (Rockapella)
Semen Altman (born 1946), Ukrainian football coach
Shelly Altman, American television writer
Sidney Altman (1939–2022), Canadian biologist
Stuart Altman (born 1937), American health-care economist
Tosia Altman (1918–1943), Polish Jewish resistance fighter