Three body may refer to:
Religion Three bodies doctrine, doctrine in Vedanta: the gross body, the subtle body, and the causal body Trikaya, the Buddhist Nirmāṇakāya or "created body", Sambhogakāya or "body of bliss", and the Dharmakāya or "Truth body"
Science Three-body problem, a problem in physics and classical mechanics Euler's three-body problem, a problem in physics and astronomy Three-body force, a force appearing in a three-body system Molecularity#Termolecular reaction, a three-body chemical reaction
Science fiction The Three-Body Problem (novel), a 2008 science fiction novel by Chinese author Liu Cixin Three-Body, a 2023 Chinese TV series adaptation of the novel The Three-Body Problem (film), an unreleased film based on the novel The Three-Body Problem (animated TV series), a 2022 Chinese animated series 3 Body Problem (TV series), a 2024 American adaptation of the novel
See also Three-body problem (disambiguation) Trinity, the Christian doctrine of one God existing in three coequal, coeternal, consubstantial divine persons