Key: S=as a Spouse, C=as a Child, P=as a Parent
Names | 
Born | 
Died | 
| GOODWIN | ||
| ArtemiseS | ||
| GORONWY | ||
| Dafydd apP | ||
| GREEN | ||
| Will E.S | ||
| GRIFFITH | ||
| AgnesS | born <Plas Newydd>, Wales | |
| CatherineC | ||
| EdwardS,C | born 18 May 1511 | died 11 Mar 1540, Dublin, Leinster, Ireland | 
| EllenC | ||
| JaneC | ||
| PiersC | bur. Westminster Abbey, London, Midlesex, England | |
| Rhys, of Penrhyn, High Sheriff for Caernarvon (Sir)C | died 30 Jul 1580 | |
| SibellC,P,C,P,C,P,C,P | born Abt 1530, <Penrhyn, Llandegai, Caernarfonshire, > Wales | died Abt 1580 | 
| WilliamC | ||
| WilliamC | ||
| William, Lord of Penrhyn Castle, Chamberlain of North Wales (Sir)P | born Abt 1445, Penrhyn Castle, Llandegai, (Bangor), Caernarfonshire, (Gwynedd), Wales | died Abt 1539, Penrhyn Castle, Llandegai, (Bangor), Caernarfonshire, (Gwynedd), Wales | 
| William, Lord of Penrhyn, Chamberlain of North Wales (Sir)S,P | born Abt 1480, Penrhyn, <Llandegai, > Caernarfonshire, Wales | died 1531 | 
| William, Hael (the Liberal) (Sir)P | born Abt 1445, Penrhyn Castle, Llandegai, (Bangor), Caernarfonshire, (Gwynedd), Wales | died Abt 1539, Penrhyn Castle, Llandegai, (Bangor), Caernarfonshire, (Gwynedd), Wales | 
| GRIFFITH AP KUDDALL | ||
| Griffith Vychan apP | born Bef 1330 | died 1369 | 
| GRIFFITH VYCHAN | ||
| Lowrie verchS | born Abt 1367 | |
| GRIGS | ||
| RichardS | ||
| GRONWY | ||
| David apP | ||
| GRUFFUDD | ||
| Jonet ferchP | born Tahlenbont [Talybont?] | |
| GRUFFYDD | ||
| ElizabethC | born Cir 1508, <Penrhyn, Caernarfonshire, > Wales | |
| Pyers, of PenrhynC | bur. Westminster Abbey, London, Midlesex, England | |
| William, of Penrhyn, Chamberlain of North Wales (Sir)S,P | born Abt 1480, Penrhyn, <Llandegai, > Caernarfonshire, Wales | died 1531 | 
| William, of Penrhyn, Chamberlain of North Wales (Sir)P | born Abt 1445, Penrhyn Castle, Llandegai, (Bangor), Caernarfonshire, (Gwynedd), Wales | died Abt 1539, Penrhyn Castle, Llandegai, (Bangor), Caernarfonshire, (Gwynedd), Wales | 
| GRUFFYDD AP LLEWELYN | ||
| Margaret verch, of IālS | ||
| GRUFFYDD AP MADOG | ||
| Gruffydd Fychan II ap, of Rhuddallt, Baron of GlyndyfrdwyP | born Bef 1330 | died 1369 | 
| GRUFFYDD FYCHAN | ||
| Lowri ferchS | born Abt 1367 | |
| GRUFFYDD HANMER | ||
| Angharad verch, of Hanmer, FlintshireS | born Abt 1380 | |
| GWYN | ||
| Hugh ap, of Peniarth., High Sheriff of CarnaerfonshireS | born 1538 | died Aft 1611 | 
| JohnP | born Abt 1512, <Peniarth>, Caernarfon, Caernarfonshire , Wales | |
| GWYNN | ||
| HughS | born 1538 | died Aft 1611 | 
| SibylC | born betw 1566 and 1575, Peniarth, Caernarfon, Caernarfonshire, Wales | died Gadfa, Rhiwargor, Llanwyddn, Montgomeryshire, Wales |