MARSTOW, a parish in the lower division of the hundred of WORMELOW, county of HEREFORD, 5 miles (S.W.) from Ross, containing 132 inhabitants. The living is a perpetual curacy, annexed to the vicarage of Selleck, in the archdeaconry and diocese of Hereford, endowed with £400 royal bounty, and in the patronage of the Vicar of Selleck. The church is dedicated to St. Martin.