Rhys ab Iestyn ap Gwrgan ab Ithel of Resolfen Parents Iestyn ap Gwrgant Children Siblings Gwenllian ferch Iestyn ap Gwrgan ab Ithel Nest ferch Iestyn ap Gwrgan ab Ithel Madog ab Iestyn ap Gwrgan ab Ithel of Rhuthion Catrin ferch Iestyn ap Gwrgan Caradog ab Iestyn Gruffudd ab Iestyn ap Gwrgan ab Ithel Rhydderch ab Iestyn