Obermaier is a family name in German speaking regions.
Its bearers include:
Albrecht Obermaier, German naval officer (1912-2004)
Hugo Obermaier, German prehistorian and anthropologist (1877-1946)
Otto G. Obermaier, United States Attorney for the Southern District of New York (1936)
Stefan Obermaier, Austrian electronic musician, record producer and DJ (1981)
Uschi Obermaier, former fashion model and actress, associated with the 1968 left-wing movement in Germany