Melton Constable is a village and civil parish in the English county of Norfolk. It covers an area of and had a population of 518 in 225 households at the 2001 census. For the purposes of local government, it falls within the district of North Norfolk. The village sits on fairly high ground south-west of Holt.
The place-name 'Melton Constable' is first attested in the Domesday Book of 1086, where it appears as 'Maeltuna'. This may mean either 'middle town' or 'mill town'. There is a reference to 'Constabularius de Melton' in 1197, as the land was held by the constable of the bishop of Norwich.