Rorschach may refer to:
- Hermann Rorschach (1884–1922), Swiss psychiatrist
- Rorschach test, his psychological evaluation method involving inkblots
- Harold Emil "Bud" Rorschach Jr. (1926–1993), American physicist
- Rorschach (character), a character from the comics Watchmen
- Rorschach (comic book), a 2020 comic
- Rorschach (band)
- Rorschach (film), a 2022 Malayalam film
- Rorschach Test (band)
- The name of an alien vessel from Peter Watt's Blindsight
- Poison Ivy Rorschach, an alternative name for Poison Ivy (musician)
- Rorschach, Switzerland, a municipality, in the District of Rorschach in the canton of St. Gallen