LLANREITHAN (LLAN-RHIDIAN), a parish, in the union of HAVERFORDWEST, hundred of DEWISLAND, county of PEMBROKE, SOUTH WALES, 4 miles (N. E. by E.) from Solva; containing 182 inhabitants. This parish, which derives its name from the dedication of its church, is pleasantly situated in the north-western part of the county, and comprises some fertile tracts of land, inclosed and in a good state of cultivation: the return made of the rateable annual value of property amounts to £800. 3. The surrounding scenery, though in general pleasing, is not distinguished by any peculiarity from that which prevails generally in this part of the principality. The living is a perpetual curacy, endowed with £800 royal bounty, and £200 parliamentary grant; net income, £86; patrons and appropriators, Subchanter and Vicars Choral of the Cathedral Church of St. David's, whose tithes have been commuted for a rent-charge of £102, subject to rates, averaging £1 per annum.