 | Owain GRUFFUDD (1180-1236) 
|
| Maelgwn "Fychan" MAELGWN (1180-1257)
|
 | Angharad FERCH LLEWELYN (1205- )
|
| Margred FERCH MAELGWN (1219-1255)  |
| Gwenllian FERCH MAELGWN ( -1254) |
| Llywelyn MAELGWN ( -1230) |
| Rhys MAELGWN ( -1255) |
| Maredudd OWAIN (1210-1265)
|
| Elena (Or Eleanor) FERCH MAELGWN (1220- )
|
| Owen AP MAREDYDD (1240-1275) |
