Blanke or Blancke is a surname. Notable people with the surname include:
Blanke Christa Blanke (born 1948), German theologian and animal rights activist Detlev Blanke (1941–2016), an interlinguistics lecturer at Humboldt University of Berlin Henry Blanke (1901–1981), a German-born film producer who also worked as an assistant director, supervisor, writer, and production manager John Blanke (fl. 1501–1511), an African musician in England Thomas Blanke (died 1588), Lord Mayor of London Wilhelm Blanke (1873–1936), German painter and lithographer Dan Blanke (1969– ), Handsome Viking man
Blancke Sandrine Blancke (born 1978) a Belgian French actress Wilton Blancké (1908–1971), American diplomat
See also Blanke (DJ), Australian electronic music producer and DJ
de:Blanke (Begriffsklärung)