SENNEN, a parish in the hundred of PENWITH, county of CORNWALL, 8 miles (W. S.W.) from Penzance,' containing 637 inhabitants. The living is a perpetual curacy, in the jurisdiction of the royal pecxiliar court of St. Burian, and in the patronage of the King, as Prince of Wales. There is a place of worship for Wesleyan Methodists. In this parish are, the Land's End, which, according to Dr. Berger, is three hundred and ninety-one feet above the level of the sea; Cape Cornwall; and Whitsand bay: it was in this bay that King Stephen landed, on his first arrival in England; also King John, on his return from the conquest of Ireland; and Perkin Warbeck, in the reign of Henry VIII.: near it are the site of an ancient castle> called Castle-Mean, and the remains of a chapel. On one of the rocks, called the Longships, off this part of the coast, is a lighthouse, constructed, in 1797, under the direction of the Master and Wardens of the Trinity House.