Dinefwr (also written Dynefwr and anglicised as Dynevor) may refer to:

Places

District of Dinefwr Dinefwr was one of six local government districts of the county of Dyfed, Wales from 1974 to 1996. It was named after Dinefwr Castle which in the Middle Ages had been the court of the House of Dinefwr and one of the three principal royal courts o ...

, a local government district of Dyfed, Wales, from 1974 to 1996 *

Carmarthen East and Dinefwr (UK Parliament constituency) Carmarthen East and Dinefwr () was a constituency of the House of Commons of the Parliament of the United Kingdom last represented since 2010 by Jonathan Edwards of Plaid Cymru. It elected one Member of Parliament (MP) by the first past the ...

, created in 1997 *

Carmarthen East and Dinefwr (Assembly constituency) Carmarthen East and Dinefwr () is a United Kingdom constituencies, constituency of the Senedd. It elects one Member of the Senedd by the first past the post method of election. It is one of eight constituencies in the Mid and West Wales (Senedd ...

, created in 1999 *

Dinefwr Castle Dinefwr Castle (; also known as Old Dynevor Castle) is a ruined castle overlooking the River Towy near the town of Llandeilo, Carmarthenshire, Wales. It lies on a ridge on the northern bank of the Towy, with a steep drop of one hundred feet to t ...

, a Welsh castle near Llandeilo, Carmarthenshire *

Dinefwr Park National Nature Reserve Dinefwr Park National Nature Reserve is an estate about a mile (1.5 kilometres) from the centre of Llandeilo in Carmarthenshire owned by the National Trust, with a mansion in the centre. The highest point is occupied by the ruined Dinefwr Castle ...

*Plas Dinefwr, a country house now called

Newton House, Llandeilo Newton House is a Grade II* listed country house situated just to the west of the market town of Llandeilo in Carmarthenshire, Wales. It is partially owned and maintained by the National Trust and lies within Dinefwr Park (sometimes anglicised a ...

People

Baron Dynevor Baron Dinevor, of Dinevor in the County of Carmarthen (usually spelt Dynevor or Dinefwr), is a title in the Peerage of Great Britain. It was created on 17 October 1780 for William Talbot, 1st Earl Talbot, with remainder to his daughter, Lady C ...

House of Dinefwr The Royal House of Dinefwr, also known as the House of Deheubarth, was a cadet branch of the Royal House of Gwynedd, founded by King Cadell ap Rhodri (reign 872–909), son of Rhodri the Great.

, a royal house of Wales {{Disambiguation, geo