Blau

Blau may refer to:

  • blue in German and Catalan (cp. Tramvia Blau, a blue streetcar line in Barcelona)
  • Blau (Danube), a tributary of
As a surname
  • Amram Blau, an Israeli Naturei-Karta rabbi
  • Dick Blau (born 1943), a Professor of Film at the University of Wisconsin-Milwaukee
  • Karl Blau, a musician based in Anacortes, Washington
  • Lajos Biró (born Blau), (1880–1948), Hungarian novelist, playwright, and screenwriter
  • Ludwig Blau, Hungarian scholar and publicist
  • Marietta Blau (1894–1970), Austrian physicist
  • Raphael Blau (1912-1996), American screenwriter
  • Peter Blau (1918–2002), Austrian Jewish sociologist
  • Yosef Blau, Orthodox rabbi
  • Herbert Blau (born 1926), director and theoretician of performance