180 - 
| King of Brittany Conan Meriadog ap Gereint Brittany | |
| B: | Abt 305 |
| Bretagne, France | |
| D: | Abt 367 |
| Nantes, Loire-Atlantique, Pays de la Loire, France | |
| Princess of Dumnonia Saint Ursula verch Dynod Dumnonia | |
| B: | 305 |
| M: | Ancient Rome, Italy |
| D: | 410 |
| North Rhine-Westphalia, Germany | |
| King Arthur of the Roundtable Arthur Pendragon | |
| B: | 25 Dec 479 |
| Cornwall, England | |
| D: | 16 Feb 538 |
| Fyn, Denmark | |
| Prince of Deheubarth Tegid ap Gwair | |
| B: | Abt 625 |
| Montgomeryshire, Wales | |
| M: | Wales |
| D: | 711 |
| Breconshire, Wales | |
| King of the Britons Uther Pendragon | |
| B: | 401 |
| England | |
| D: | 495 |
| Wales | |
| Igraine verch Amlawdd | |
| B: | Abt 452 |
| Cornwall, England | |
| M: | England |
| D: | 480 |
| Dumfries-shire, Scotland | |
| Western Roman Emperor Flavius Claudius Constantinus | |
| B: | 7 Aug 375 |
| Säviä, Ita-Suomen Laani, Finland | |
| D: | 3 Nov 411 |
| Pyrénées-Orientales, Languedoc-Roussillon, France | |
| Ivoire verch Llanclod | |
| B: | 375 |
| D: | Wiltshire, England |
| King of Brittany Selyfan Solomon, I | |
| B: | 355 |
| Bretagne, France | |
| D: | 434 |
| Bretagne, France | |
| Patricius Flavius | |
| B: | 355 |
| D: | Ancient Gaul |
| Gradlon Mawr Erbin ap Cynan Meriadoc | |
| B: | 330 |
| Wales | |
| D: | 434 |
| Bretagne, France | |
| Tigridia of Ireland | |
| B: | 330 |
| Ireland | |
| D: | 400 |
| Wales | |
| Dareca verch Calpurnius | |
| B: | 310 |
| Eiré, Lugo, Galicia, Spain | |
| D: | 330 |
| Bretagne, France | |
| King of Cornwall Gereint ap Einudd Britain | |
| B: | 285 |
| Glamorgan, Wales | |
| Thametes Einudd | |
| B: | 285 |
| M: | Bretagne, France |
| D: | North Rhine-Westphalia, Germany |
| King of Wales Einudd ap Ewyas | |
| B: | 250 |
| Glamorgan, Wales | |
| King of Ewyas Gwrddwfn ap Cwrrig | |
| B: | 215 |
| Glamorgan, Wales | |
|
| King Cwrrig Fawr ap Ewyas | |
| B: | 180 |
| Glamorgan, Wales | |
We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
