A younger son of the Lord Rhys holding the castle of Llandovery and Cantref Bychan, the upper Tywi with Hirfryn, Perfedd and Is Cennen, up against the Braose lordship of Brecon.
He is killed in Carnwyllion in July 1201 and Gruffydd takes his land.
Who he is
- Name
- Maredudd ap Rhys
- Title
- Lord of Llandovery and Cantref Bychan
- Since
- Not pinned (after 1197)
- Born
- Not pinned (a young son of the Lord Rhys; the chronicle calls him a youth of great promise)
- Family
- Son of the Lord Rhys; with Rhys Gryg he conspired against their father in 1195 and was imprisoned at Ystrad Meurig.
- Confidence
- medium
Brut (death in 1201 and Gruffydd's taking of his castle of Llandovery and Cantref Bychan); Wikipedia (Rhys Gryg).
Overlord
None in practice; close to Gruffydd
What it holds
- Llandovery castle
- Cantref Bychan: the commotes of Hirfryn, Perfedd and Is Cennen (with the rock of Carreg Cennen)
How it was acquired
Share of his father's inheritance (date not pinned).
Allies and rivals
Brother and ally of Gruffydd; the Braose of Brecon and the Londres of Kidwelly are his English neighbours.
How things stand that morning
Holds Llandovery and Cantref Bychan.
Wealth
Upland cattle, the Tywi crossings.
Military
Llandovery castle (once Richard FitzPons's, Welsh since 1158).
Threats
- The Londres of Kidwelly in Carnwyllion
- Braose from Brecon
What the year holds
What happened next, if nothing in play changes it. Each event carries what it depends on and what would stop it.
- July 1201Killed in Carnwyllion; Gruffydd takes Llandovery and all Cantref Bychan.Depends on: A raid into Carnwyllion Stopped by: Maredudd staying at home
Places of note
- Llandovery castle: His castle
Where the sources disagree
Evidence: His holding is known from the chronicle's notice of his death.
On the map: Cantref outline approximate.
Primary sources for Deheubarth
Chronicles, registers, sagas and inscriptions written in or near 1200 that cover this entry. Each has its own page with editions, translations and where to read it.
- Annals of Wales, Anonymous (St Davids and other Welsh houses) (10th to 13th centuries; the B and C texts continue to 1286 and 1288). Short Latin annals whose later versions are kept at St Davids and Cistercian houses. Read online
- Chronicle of the Princes, Anonymous (Welsh translation of a lost Latin chronicle kept at Strata Florida) (Latin original to about 1282, compiled from contemporary annals; Welsh versions about 1300 and later). The native Welsh record of the year. Read online
- Monastic Annals (Margam, Tewkesbury, Burton, Winchester, Waverley, Dunstable, Bermondsey, Worcester, Osney) (12th to 14th centuries). Nine sets of house annals, each with a short entry for 1200. Read online
- The Registers of Pope Innocent III for 1199 to 1201, Innocent III and the papal chancery (22 February 1199 to 21 February 1201). The pope's outgoing letters for the year, in his chancery's own copy, touching nearly every realm in the atlas. Read online
- The Journey through Wales; The Description of Wales, Gerald of Wales (Giraldus Cambrensis) (Itinerarium 1191, revised to about 1214; Descriptio 1194). The standing description of Wales a decade before 1200: the cantrefs and their lords, the castles of the March, the bishoprics, the Welsh way of fighting and living, and Gerald's advice on how the Welsh might be conquered and how they might resist. Read online
Sources and studies
- Brut y Tywysogion (Chronicle of the Princes), as cited in the Wikipedia and DWB articles
- Wikipedia: Rhys Gryg
- Wikipedia: Llandovery Castle
Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.