CYVOETH-Y-BRENHIN (CYVOETH-Y-BRENIN), a township, in the parish of LLANVIHANGEL-GENEU'R-GLYN, hundred of GENEU'R-GLYN, county of CARDIGAN, SOUTH WALES, containing 965 inhabitants. This township, a part of which pays the great tithes to the vicar of Llanvihangel, is the property of the crown, and from that circumstance partially derives its name: there are copper and lead mines within its limits. It separately maintains its own poor: the average annual assessment is 4171. 18.