Rhywallon ap Madock, b: -


			^{Cadwgan ap Blethyn}^{b. d.}

		^{Madock ap Cadwgan}^{b. d.}	^{Gwenllian verch Griffith}^{b. d.}

	^{Rhywallon ap Madock}^{b. d.}

^{Dolphyn ap Rhywallon}^{b. d.}			^{Cadwgan ap Elystan Glodrydd}^{b. d.}

		^{Idnerth ap Cadwgan}^{b. d.}

	^{Annes verch Idnerth}^{b. d.}