Hammer is a surname. Notable people with the surname include:

• A. J. Hammer (born 1966), American television and radio personality
• Angela Hutchinson Hammer (1870–1952), American newspaper publisher
• Anna M. Hammer (1840–1910), American philanthropist and temperance movement leader
• Anthony Hammer, Australian actor
• Armand Hammer (1898–1990), U.S. physician, entrepreneur, oil magnate and art collector
• Armie Hammer (born 1986), American actor
• Barbara Hammer (1939–2019), American film maker
• Beatrice Hammer (born 1963), French writer
• Bernhard Hammer (1822–1907), Swiss president
• Bob Hammer (1930–2021), American jazz pianist, composer and arranger
• Caleb Hammer, American YouTuber
• Caroline Hammer (1832–1915), Danish photographer
• Cec Hammer (1926–2013), Australian rules footballer
• Charles Christian Hammer (1952–2004), American classical guitarist
• Christina Hammer (born 1990), German boxer
• Chuck Hammer, American guitarist and composer
• Daniela Hammer-Tugendhat (1946–2025), Austrian art historian
• Doc Hammer (born 1967), American voice actor, musician, writer and artist
• Edward E. Hammer (1931–2012), American engineer who was at the forefront of fluorescent lighting research
• Ellen Hammer (1921–2001), American historian
• Emanuel Frederick Hammer (1926–2005), American psychologist and author
• Emerson Hammer (1856–1940), American politician
• Ernest E. L. Hammer (1884–1970), American lawyer, politician, and judge
• Ernst Hammer (1884–1957), highly decorated Generalleutnant in the Wehrmacht during World War II
• Fred Hammer (1930–2020), Luxembourgish sprinter
• Frederic E. Hammer (1909–1980), New York politician and judge
• Friedrich Julius Hammer (1810–1862), German poet
• Graeme Hammer, Australian crop scientist
• Heathcote Hammer (1905–1961), Australian World War II general
• J. D. Hammer (born 1994), American baseball player
• Jan Hammer (born 1948), Czech-American musician, composer, and record producer
• Jay Hammer (born 1944), American actor
• John Hammer (born 1935), founder of sporting competitions for older players
• Jon Ludvig Hammer (born 1990), Norwegian chess player
• Jørgen Hammer (born 1991), Norwegian association football player
• Joshua Hammer (born 1957), American journalist
• Julie Hammer (born 1955), Royal Australian Air Force air vice marshal
• Kim Hammer (born 1958), member of the Arkansas House of Representatives
• Kristian Hammer (born 1976), Norwegian Nordic combined skier
• Lance Hammer, American independent filmmaker
• Lisa Hammer (born 1967), American filmmaker, actress, composer and singer
• Lukas Hammer (born 1983), Austrian politician
• Marion P. Hammer, American gun rights activist, president of the National Rifle Association
• Michael Hammer (disambiguation), multiple people

• Michael Armand Hammer (1955–2022), American philanthropist and businessman
• Michael Martin Hammer (1948–2008), engineer and author

• Mike Hammer (diplomat) (born 1963), in the U.S. State Department
• Moshe Hammer (born 1946), Canadian violinist
• Paul Hammer (1900–1978), Luxembourgish sprinter and long jumper
• Peter Ladislaw Hammer (1936–2006), Romanian-born American mathematician
• Reuven Hammer (1933–2019), Conservative Jewish rabbi, scholar, author and lecturer
• Richard Hammer (1897–1969), German politician
• Sarah Hammer (born 1983), American professional racing cyclist and two-time Olympic silver medalist
• Simon Christian Hammer (1866–1932), Norwegian writer and journalist
• Victor Hammer (1882–1967), Austrian-born American painter, sculptor, printer and typographer
• Will Hammer, pseudonym of William Hinds (1887–1957), co-founder of Hammer Film Productions
• William C. Hammer (1865–1930), U.S. Representative from North Carolina
• William H. Hammer, founder Hammer & Co., South Australian photographers
• William Joseph Hammer (1858–1934), American electrical engineer and aviator; president of the Edison Pioneers
• Zach Hammer (born 2006), American speed climber
• Zevulun Hammer (1936–1998), Israeli politician

Fictional

• Mike Hammer (character), a fictional hard boiled detective
  • Mickey Spillane's Mike Hammer (1958 TV series)
  • Mickey Spillane's Mike Hammer (1984 TV series)
• Justin Hammer, fictional businessman from the Marvel series

See also

• Joseph von Hammer-Purgstall (1774–1856), Austrian orientalist
• MC Hammer (born 1962), stage name of American rapper Stanley Kirk Burrell

Surname list

This page lists people with the surname Hammer.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.