A warden is a custodian, defender, or guardian. Warden is often used in the sense of a watchman or guardian, as in a prison warden. It can also refer to a chief or head official, as in the Warden of the Mint.[1][2]
Warden is etymologically identical to guardian, both terms deriving from the Old Frenchgarder which in turn is of Germanic origin, wartēn meaning to watch or protect.[1][2]
Types of wardens include:
Prison warden, the chief administrative official of a prison
Warden (college), head of some university colleges and academic institutions in the United Kingdom and Australia
Warden of the Mint, historical highest-ranking officer of the Royal Mint of the United Kingdom
Warden, rank of seniority within a City of London livery company
Churchwarden, a lay officer in an Anglican or Episcopal church
Fire warden, a person designated to aid firefighters at a building or community level
Game warden, an officer empowered to enforce the hunting and trapping laws of a jurisdiction