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Madog Crypl

1275 – 1304

Prince of Powys

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About Madog Crypl

Lived 1275 – 1304 (aged 28–29).

Madog Crupl ap Gruffydd Fychan (c. 1275 – 11 November 1305) was lord of Glyndyfrdwy in north-east Wales.

Biography

Madog was still a child at the death of his father, Prince Gruffydd Fychan in 1289, so that the lands were placed in the custody of Queen Eleanor of Castile by the Justiciar of North Wales, Otto de Grandson, one of the Savoyard knights.

Madog was initially put into the wardship of John de Warenne, 6th Earl of Surrey, and was the heir of the Lordship of Bromfield and Yale, and Castell Dinas Bran from his father, which would be taken from him during his youth by Edward Longshanks and be awarded to the Earl of Surrey, one the king's relatives.

Madog's brothers were then murdered in the River Dee, Wales, by their guardians John de Warenne, 6th Earl of Surrey of Holt Castle, and Roger Mortimer, 1st Baron Mortimer of Chirk Castle, after having obtained the children's wardship and territories.

Madog was thereafter put in the wardship of Reginald de Grey, Justice of Chester and then Thomas of Macclesfield. Madog ap Gruffydd asked the king for a suitable provision to be made for him, and seems to have been granted some of his father's lands. These apparently consisted of Glyndyfrdwy and half of the commote of Cynllaith, comprising the area around Sycharth, and around 1300, he was made the Baron of the Welsh Marches. This early marriage into a powerful Marcher family may have been a strategic plan to protect the young boy's inheritance by an ailing Madog. When Gruffyd came of age, he succeeded his father as a Marcher Lord and still retained, to some degree, most of the privileges of a ruling Welsh prince.

He was buried at Valle Crucis Abbey, Llangollen, an abbey founded by his grandfather, Prince Madog ap Gruffydd Maelor. In 1956 the heraldic tomb slab of Madog was found at the Abbey and is now on display there. It is said to be the best preserved example of a stone monument in North Wales from this period. The carving shows a shield with a lion rampant, surrounded by the inscription in the upper half of the slab. A sheathed sword is diagonally set behind the shield and a spear runs vertically along the slab. The whole is decorated with vine leaves and bunches of grapes. The inscription reads:

HIC IACET: MA/DOC': FIL': GRIFINI: DCI: VYCHAN This translates as: Here lies Madog son of Gruffydd called Fychan.

Posterity

Following Madog's death, Gruffydd of Rhuddallt became a ward of his father-in-law, John LeStrange, who died in 1309.

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Important facts

Born
1275
Birth century
Died
1304
Also known as
Madog Crupl ap Gruffydd Farwn Gwyn

People in Madog Crypl's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Madog Crypl's

Frequently asked questions

Who was Madog Crypl?

Prince of Powys

When was Madog Crypl born?

Madog Crypl was born in 1275.

When did Madog Crypl die?

Madog Crypl died in 1304.

Sources & further reading

· Wikipedia: Madog Crypl

· Wikidata: Q2350765

· DBpedia: Madog Crupl

Cite this page

APA: Biography.guide. (2026). Madog Crypl. https://biography.guide/madog-crypl/

MLA: "Madog Crypl." Biography.guide, https://biography.guide/madog-crypl/.

Chicago: "Madog Crypl." Biography.guide. https://biography.guide/madog-crypl/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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