Manifestation may refer to:
- Manifestation of God, the prophets of the Bahá'í Faith
- Avatar, manifestation of God in Hinduism
- Glaze manifestation, the act of applying markings to make a sheet of glass obvious; see Building regulations in the United Kingdom → Part N. Glazing - safety in relation to impact, opening and cleaning
- Manifestation (album), a 2000 compilation album by death metal band Malevolent Creation