Whitland (in Welsh: Hen-dy-Gwyn; literal transalation: 'Old White House') is a small town in Carmarthenshire, Wales, lying on the River Taf . Whitland is famous as the site of the first Welsh parliament , called in 930 by Hywel of Deheubarth, which drew up the Law of Wales .

The town is also home to a secondary school (Ysgol Dyffryn Taf), a museum, and a wide variety of sporting grounds. Its main industry was a dairy, but it was closed in 1994.