Ceallach Dyffryn aep Gruffyd was seneschal at the court of Imperator Emhyr var Emreis and lord of Darn Dyffra. He married Mawr who bore him six children: Aillil, Cahir, Dheran and three daughters (mentioned once in the series by Cahir).
Ceallach Dyffryn aep Gruffyd was seneschal at the court of Imperator Emhyr var Emreis and lord of Darn Dyffra. He married Mawr who bore him six children: Aillil, Cahir, Dheran and three daughters (mentioned once in the series by Cahir).