Metzger (also Mezger) is a German/Yiddish (German-Jewish) occupational surname, meaning "butcher". Notable people with the name include:

• né Adam Metzger,^[1] Jack Metzger,^[2] and Ryan Metzger,^[3] members of American indie pop band AJR
• Alex Metzger (born 1973), German bobsledder
• Alex Metzger (footballer) (fl. 1979–1984), New Zealand footballer
• Arnold Metzger, German philosopher
• Bert Metzger (1909–1986), American football player
• Bruce M. Metzger (1914–2007), American biblical scholar, Bible translator, and professor
• Butch Metzger (born 1952), American baseball pitcher
• Clark W. Metzger (1868–1946), American politician from Ohio
• David Metzger (born 1960), American orchestrator and composer
• Ed Metzger (born 1946), American actor and writer
• Erich Metzger (1892–1942), German journalist
• Erika Metzger (fl. 1927–1929), German table tennis player
• Georg Balthasar Metzger (1623–1687), German physician
• Gustav Metzger (1926–2017), German-born artist and political activist
• Heinz-Klaus Metzger (1932–2009), German music critic and theoretician
• Henri Metzger (1912–2007), French archaeologist and hellenist
• Jill Metzger (born 1973), American air force officer
• Kurt Metzger (born 1977), American comedian, actor, and writer
• Mike Metzger (born 1975), American freestyle motocross rider
• Otto Metzger (1885–1961), German-British engineer and inventor
• Radley Metzger (1929–2017), American filmmaker and film distributor
• Richard Metzger (born 1965), American television host and author
• Robert A. Metzger (born 1956), American electrical engineer and science fiction author
• Roger Metzger (born 1947), American baseball player
• Sol Metzger (1880–1932), American football coach and syndicated sports writer
• Thomas Metzger (sinologist) (born 1933), American scholar of Chinese politics and society
• Tom Metzger (1938–2020), American founder of the White Aryan Resistance
• William E. Metzger (1868–1933), American automotive pioneer, co-founder of E-M-F Company
• Wolfgang Metzger (1899–1979), German psychologist
• Yona Metzger (born 1953), Ashkenazi Chief Rabbi of Israel
• Delbert E. Metzger (1875–1967), American politician

• Eduard Mezger (1807–1894), Bavarian architect and professor
• Francis Mezger (1632–1701), Austrian Benedictine academic and writer
• Guy Mezger (born 1968), American martial artist
• Hans Mezger (1929–2020), German automotive engineer
• Joseph Mezger (1635–1683), Austrian Benedictine
• Paul Mezger (1637–1702), Benedictine theologian and academic

• Karl Metzger, a Nazi correctional officer in the HBO drama series Oz
• Metzger is the name of a lawyer in Thomas Pynchon's The Crying of Lot 49