Kehrer is a rare German surname native to the mountain areas of Switzerland, Bavaria and Saxony. Etymologically, it appears to be a topographical name meaning "someone living by a bend in a road". In modern German it means a "cleaner" and this is assumed by some to be its origin as an occupational name. Notable people with the surname include:
Caroline Victoria Kehrer (b. 1997), Canadian women's soccer player Christian Wilhelm Karl Kehrer (1775–1869), German court painter and archivist Emilio Giuseppe Kehrer (b. 2002), German soccer player Ferdinand Adolf Kehrer (1837–1914), German gynaecologist and obstetrician Gerd Kehrer (b. 1939), German painter Hugo Ludwig Kehrer (1876–1967), German art historian Jürgen Kehrer (b. 1956), German journalist and writer Karl Christian Kehrer (1755–1833), German portrait painter Klaus Kehrer (fl. 1995+), German book publisher Rudolf Kehrer (1923–2013), Georgian classical pianist Stefan Kehrer (b. 1985), German wrestler Thilo Kehrer (b. 1996), German soccer player