Gruffudd of Rhuddallt son of Madog Crupl, born c. 1295 (1298–1309) Parents Madog Crypl Gwenllian verch Ithel Fychan Children Gruffudd Fychan II Siblings Margred ferch Madog Crupl ap Gruffudd Farwn Madog Fychan Gruffydd ap Madog Fychan Partners Elizabeth Le Strange