Passavant may refer to:
- People
- Johann David Passavant (1787–1861), German painter, curator and artist
- William Passavant (1821–1894), American Lutheran minister
- French communes
- Passavant, Doubs
- Passavant-en-Argonne, Marne
- Passavant-la-Rochère, Haute-Saône
- Passavant-sur-Layon, Maine-et-Loire
- Frankish Greece
- Barony of Passavant
- Hospitals
- UPMC Passavant, a hospital in the North Hills of Pittsburgh