Maredudd ab Owain Glyndŵr was a son of Margaret Hanmer

Margaret Hanmer

Margaret Hanmer , sometimes known by her Welsh name of Marred ferch Dafydd, was the wife of Owain Glyndŵr and was thus, technically, Princess of Wales for the time her husband was known by the title of Prince of Wales...

 and Owain Glyndŵr

Owain Glyndwr

Owain Glyndŵr , or Owain Glyn Dŵr, anglicised by William Shakespeare as Owen Glendower , was a Welsh ruler and the last native Welshman to hold the title Prince of Wales...

. He is thought to have participated in revolt raised by Glyndŵr in Wales

Wales

Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

 between 1400 and c.1416.

Early life

Little is known about any of the children of Owain Glyndŵr, and Maredudd's date of birth is unknown. He may have been too young to be involved in the early stages of the revolt.

Unlike several of his siblings, Maredudd was not captured by the English in the latter stages of the rebellion. He is said to have fought with the French against the English army of King Henry V at the Battle of Agincourt

Battle of Agincourt

The Battle of Agincourt was a major English victory against a numerically superior French army in the Hundred Years' War. The battle occurred on Friday, 25 October 1415 , near modern-day Azincourt, in northern France...

 in 1415.

In 1416 he was back in North Wales

North Wales

North Wales is the northernmost unofficial region of Wales. It is bordered to the south by the counties of Ceredigion and Powys in Mid Wales and to the east by the counties of Shropshire in the West Midlands and Cheshire in North West England...

, attempting to rally opposition in this area with a force of Scots. He is known to have rejected a Royal pardon for himself, and his father, the following year, proffered by officials of King Henry V of England

Henry V of England

Henry V was King of England from 1413 until his death at the age of 35 in 1422. He was the second monarch belonging to the House of Lancaster....

.

Royal pardon

In 1420 John of Lancaster, 1st Duke of Bedford

John of Lancaster, 1st Duke of Bedford

John of Lancaster, 1st Duke of Bedford, KG , also known as John Plantagenet, was the third surviving son of King Henry IV of England by Mary de Bohun, and acted as Regent of France for his nephew, King Henry VI....

, the King's younger brother, was empowered to treat with Maredudd ab Owain on behalf of King Henry V, who asked if Maredudd would consider serving the King in Normandy

Normandy

Normandy is a geographical region corresponding to the former Duchy of Normandy. It is in France.The continental territory covers 30,627 km² and forms the preponderant part of Normandy and roughly 5% of the territory of France. It is divided for administrative purposes into two régions:...

. He declined.

Maredudd accepted a pardon, for himself alone, in 1421. This has been interpreted as evidence that his father was at this point deceased. Owain Glyndwr would have been an elderly man by this time, if still alive.

It is not yet known what happened to Maredudd after this. Like his father, he disappears from the record.