Penrhyn, Llandygai, Caernarvonshire, Wales
- References (5)
- 1224 Individual: Gruffudd Ap Heilin (b. 1224 )
- 1250 Individual: Gwilym Ap Gruffydd (b. 1250 )
- 1286 Individual: Gruffydd Ap Gwilym (b. 1286 )
- 1330 Individual: Gwilym Ap Gruffydd (b. 1330 )
- 1380 Individual: William Fychan Ap Gwilym (b. 1380 )