Madog ap Maredudd | Madog II ap Gruffydd, Lord of Dinas Bran | Madog ap Llywelyn | Madog ap Gruffydd Maelor | Gruffydd II ap Madog, Lord of Dinas Bran |
Very little is known about Elystan himself, but his descendants, including Cadwallon ap Madog, ruled a minor principality in mid Wales, part of Rhwng Gwy a Hafren - the land between the Wye and the Severn.