Dynevor is an anglicised version of the Welsh placename Dinefwr.
Dynevor may also refer to:
- Surnames
- Leo Dynevor (b.1974), Rugby league footballer
- Sally Dynevor (b.1963), English soap opera actress
- Title of Nobility
- Baron Dynevor, officially Baron Dinevor, of Dinevor in the County of Carmarthen