Sir Rhys ap Gruffudd ab Ednyfed Fychan - 1284 Parents Grufudd ab Ednyfed Fychan Children Siblings Hywel Lleucu ferch Gruffudd ab Ednyfed Fychan Elen ferch Gruffudd Gwenllian ferch Gruffudd ab Ednyfed Fychan Catrin ferch Gruffudd ab Ednyfed Fychan