Grau (surname)
Grau is a common surname used in Catalan and German, meaning respectively "grade", coming from the Latin word gradus, or "gray".People
- Agustí Grau, Spanish composer
- Albin Grau, German artist, architect and occultist
- Alexander Grau, German racing driver
- Alicia Grau, Spanish artist
- Benjamin Grau, Spanish former motorcycle racer
- Dieter Grau, German rocket scientist
- Doris Grau, American actress, script supervisor and voice actress
- Emili Prats Grau Andorran politician
- Emilio Grau Sala, Spanish artist
- Enrique Grau, Colombian artist
- Eulàlia Grau, Spanish artist
- Francisco Grau, Spanish musician
- Fritz Grau, German athlete
- Hugo Grau, German biologist
- Jacinto Grau, Spanish playwright
- Jeff Grau, American former football player
- Joan Carretero i Grau, Spanish politician
- Jorge Grau, Spanish director, scriptwriter, playwright and painter
- José Sanchis Grau, Spanish comic book writer
- Lester W. Grau, American military writer
- Lorenzo Batlle y Grau, President of Uruguay from 1868–1872
- Martin Grau, German steeplechase runner
- Miguel Grau Seminario, Peruvian naval officer
- Oliver Grau, German art historian
- Polita Grau, former First Lady of Cuba
- Ramón Grau, President of Cuba 1933–34 and 1944–48
- Raúl Cubas Grau, President of Paraguay, 1998–1999
- Roberto Grau, Argentine chess player
- Roberto Diego Grau, Argentine former rugby player
- Santiago Grau, Spanish former field hockey player
- Shirley Ann Grau, American writer
- Vicente Grau Juan, Spanish athlete
