CHILDREN OF BRYCHAN BRYCHEINIOG
Source Records

From a combination of sources, it appears that the most popular Celtic tradition concerning King Brychan Brycheiniog stated that he had eleven sons and twenty-four daughters. However, their numbers grew over time, as more and more seculars as well as saints wished to claim descent from one of the Holy Families of Britain. Welsh, Cornish and Irish sources are, however, at complete variants with each other over the names of these children.

The earliest and most reliable sources are the De Situ Brecheniauc, the Cognacio Brychan and the Jesus College MS20. These Welsh records all list the following sons of Brychan, the first by Banhadlwedd daughter of Banadl, the others by his three wives, Prawst, Rhybrawst and Eurbrawst:

The following sons appear in the Cognacio Brychan and the Jesus College MS20, though the De Situ Brecheniauc refers to them as grandsons:

These two sources also list two extra sons:

Other Welsh sources claim the following additional sons:

The De Situ Brecheniauc also lists the following daughters:

Other Welsh sources list the following extra daughters:

Cornish sources are based on the Life of St.Nectan in the Gotha MS M.n.57 and list twenty-four children of Brychan by his wife, Gwladys:

The Irish record of The Mothers of the Irish Saints is found in the Books of Leinster, Ballymote, Lecan and Uí Maine. They list the following sons by Brychan's wife, Dína daughter of the King of the Saxons:

Breton Tradition says that Brychan married Menedoc daughter of Constantine, King of the Scots. Together they were the parents of: