Look up perfectionism in Wiktionary, the free dictionary.
Perfectionism may refer to:
- Perfectionism (psychology), a personality trait
- Perfectionism (philosophy), a persistence of will
- Christian perfection, a doctrine taught in Methodism and Quakerism
- Perfectionist movement; see Oneida Community, a Christian sect
- Perfectionist (album), by Natalia Kills
- Mr. Perfectionist, nickname of Indian actor Amir Khan (born 1965)