Schwarzenegger () is a German surname meaning "person from Schwarzenegg", which is the name of several minor places in Austria and Switzerland. The place-name derives from , meaning "black", and , meaning "corner", "angle", or "edge" (cf. standard German ).
Notable people with the surname include:
- Afia Schwarzenegger (born 1982), Ghanaian media personality
- Arnold Schwarzenegger (born 1947), Austrian-American former bodybuilder, film actor, and Governor of California
- Christian Schwarzenegger (born 1959), Swiss academic and professor of criminal law, cousin once removed of Arnold Schwarzenegger
- Gustav Schwarzenegger (1907–1972), Austrian police chief, father of Arnold Schwarzenegger
- Katherine Schwarzenegger (born 1989), American author, daughter of Arnold Schwarzenegger
- Patrick Schwarzenegger (born 1993), American entrepreneur, actor and model, son of Arnold Schwarzenegger
- Patrick Knapp Schwarzenegger (born 1968), Austrian-American lawyer, nephew of Arnold Schwarzenegger