Risch is a surname. Notable people with the surname include:
- Ernst Risch (1911–1988), Swiss hellenist and philologist
- Joan Risch (born 1930), Massachusetts woman who disappeared from her home in 1961
- Jim Risch (born 1943), American politician
- Maurice Risch (born 1943), French actor
- Neil Risch, American geneticist
- Pierre Risch (born 1943), French artist
- Robert Henry Risch, American mathematician
- Rudolf Risch (1908–1944), German cyclist
- Vicki Risch, First Lady of Idaho
See also
edit- Risch algorithm
- Risch-Rotkreuz, formerly Risch, a municipality in Switzerland