Epp is a (mostly mennonite) surname. Notable people with the surname include:
Claas Epp Jr. (1838–1913), Russian Mennonite minister Dave Epp (born 1962), Canadian politician Elisabeth Epp (1910–2000), German actress Ernie Epp (born 1941), Canadian historian and former politician Franz Ritter von Epp (1868–1947), German officer Herb Epp (1934–2013), Canadian politician Jake Epp (1939–2025), Canadian executive and politician Josef Epp (1920–1989), Austrian footballer Ken Epp (1939–2022), Canadian politician Leon Epp (1905–1968) Austrian music director, theatre director and actor Phil Epp (born 1946), American artist Reuben Epp (1920–2009), Canadian author of works in Mennonite Low German Richard Epp (actor) (born 1948), Canadian playwright and actor Richard Epp (physicist), Canadian physicist Robert Epp (born 1926), translator of Japanese literature into English Susanna S. Epp (born 1943), American mathematician Theodore Epp (1907–1985), American Christian clergyman, writer and radio evangelist
See also Epps (disambiguation)