Cessnock can refer to:
- Cessnock, Glasgow
- Cessnock subway station, an underground station in Glasgow
- Cessnock, New South Wales
- Electoral district of Cessnock, an electoral district in the New South Wales Legislative Assembly
- City of Cessnock, the local government area
- Cessnock Correctional Centre, a prison in the area
- HMAS Cessnock, one of two Royal Australian Navy ships:
- HMAS Cessnock (J175), a Bathurst class corvette
- HMAS Cessnock (FCPB 210), a Fremantle class patrol boat