Karp is a surname. Notable people with the surname include:
Alex Karp CEO of Palantir Technologies
Algo Kärp (born 1985), Estonian cross-country skier
Barrie Karp (born 1945), U.S. philosopher and visual artist
Bob Karp (1911–1975), U.S. comics writer
Brad S. Karp (born 1960), U.S. litigator
Carol Karp (1926–1972), U.S. mathematician, professor at the University of Maryland
Cary Karp, Swedish museum curator
David Karp (disambiguation), several people
Eliane Karp (born 1955), French–Peruvian anthropologist and economist
Gail Karp (born 1955), U.S. Jewish cantor
Guido Karp (born 1963), German music photographer
Harvey Karp (born 1951), U.S. pediatrician
Jensen Karp (born 1983), American Art dealer, Producer, Podcaster and former rapper
Kobi Karp (born 1962), U.S. architect
Lila Karp (1933–2008), U.S. activist, writer, teacher and feminist
Marcelle Karp (born 1964), U.S. feminist writer and director, pen name Betty Boob
Natalia Karp (1911–2007), pianist and Holocaust survivor
Raine Karp (born 1939), Estonian architect
Richard M. Karp (born 1935), U.S. computer scientist, namesake of the Rabin–Karp algorithm
Robert Karp (1911–1975), U.S. comics writer
Ryan Karp (born 1970), U.S. baseball player
Sophia Karp (1861–1904), Romanian-born Jewish actress and soprano
Stephen R. Karp (born 1941), American real estate developer
Tal Karp (born 1981), female Australian football (soccer) player
Theodore Cyrus Karp (born 1926), U.S. musicologist
Walter Karp (1934–1989), U.S. writer and historian