Pfeffer is a German surname meaning "pepper" and may refer to:
- Anna Pfeffer (born 1946), Hungarian Olympic medalist sprint canoer
- Anshel Pfeffer, British journalist
- Anton Pfeffer (born 1965), Austrian footballer
- Big Jeff Pfeffer (1882âÂÂ1954), Major League pitcher (not to be confused with his brother Jeff Pfeffer)
- Camilla Pfeffer (born 1993), German gymnast
- David Pfeffer (born 1982), German singer
- Franz Pfeffer von Salomon (1888âÂÂ1968), German first commander of the SA
- Fred Pfeffer (1860âÂÂ1932), American baseball player
- Fritz Pfeffer (1889âÂÂ1944), Nazi victim
- Georg Johann Pfeffer (1854âÂÂ1931), German zoologist
- Georg Pfeffer (1943âÂÂ2020), German anthropologist
- Jack Pfefer (also commonly spelled as "Pfeffer") (1894âÂÂ1974), professional wrestling promoter
- Jeff Pfeffer (1888âÂÂ1972), pitcher (not to be confused with his brother Big Jeff Pfeffer)
- Jeffrey Pfeffer, American Professor of Organizational Behavior
- Karl Pfeffer-Wildenbruch (1888âÂÂ1971) member of the German Waffen-SS
- Kirk Pfeffer (born 1956), American Marathon runner
- Lachlan Pfeffer (born 1991), Australian cricketer
- Leo Pfeffer (1910âÂÂ1993), American legal scholar re: separation of church and state
- Max Pfeffer (1883âÂÂ1955), general in the Wehrmacht of Nazi Germany
- Nicolai Pfeffer (born 1985), German clarinettist
- Ori Pfeffer (born 1975), Israeli actor
- Pierre Pfeffer (1927âÂÂ2016), French zoologist and conservationist
- Sascha Pfeffer (born 1986), German footballer
- Susan Beth Pfeffer (1948âÂÂ2025), American author best known for young adult science fiction
- Thomas Pfeffer (born 1957), German sport shooter
- Washek Pfeffer (1936âÂÂ2021), Czech/US mathematician
- Wilhelm Pfeffer (1845âÂÂ1920), German botanist
- Zach Pfeffer (born 1995), American soccer player
See also