TIR-Y-BRENKEN (TIR-Y-BRENIN), a hamlet, joint with BRISKEDWIN, in the parish of LLANDEILO, hundred of SWANSEA, county of GLAMORGAN, SOUTH WALES, 7 miles (N. N. W.) OM Swansea: the population is included in the return for the parish. The road from Swansea to Carmarthen passes through this hamlet, in which are a few respectable residences.