Hoo is a hundred of Kent that forms part of the Lathe of Aylesford. It comprises the Hoo Peninsula, but not the conjoined Isle of Grain, which forms part of the hundred of Chatham and Gillingham. The hundred also includes part of the parish of West Peckham around the manors of Hamptons and Oxenhoath.
It comprises the ancient parishes of:
*: Remainder in Littlefield hundred.