- GWYNNE family Garth, Maes-llech, Llanlleonfel
- GWYNNE, Glanbrân - see GWYNNE, SACKVILLE
- GWYNNE, Glanbrân - see GWYNNE
- GWYNNE, Glanbrân - see GWYNNE
- GWYNNE, Bodvel, Caerfryn - see BODVEL
- GWYNNE, CHARLES (1580 - 1647), Jesuit missionary - see BODVEL
- GWYNNE, HUGH Berth-ddu, Bodysgallen - see WYNN
- GWYNNE, JOHN - see GWYN, JOHN
- GWYNNE, NADOLIG XIMENES (1832 - 1920), soldier and author
- GWYNNE, OWEN (d. 1633), master of S. John's College, Cambridge - see WYNN
- GWYNNE, OWEN, master of S. John's College, Cambridge - see WYNN
- GWYNNE, OWEN, master of S. John's College, Cambridge - see GWYN, JOHN
- GWYNNE, RICHARD (1822 - 1907) - see GWYNNE
- GWYNNE, RICHARD (1822 - 1907) - see GWYNNE
- GWYNNE, ROBERT (JOHNS) (fl. 1568-1591), Roman Catholic missioner and writer
- GWYNNE, ROGER (1577 - 1605?), Roman Catholic priest - see BODVEL
- GWYNNE, SACKVILLE (c. 1751 - 1794)
- GWYNNE-VAUGHAN, DAVID THOMAS (1871 - 1915), botanist
- GWYNNETH, JOHN (1490? - 1562?), Roman Catholic priest and musician
- GWYROSYDD - see JAMES, DANIEL
- GYMRAES O GANAAN, Y - see JONES, MARGARET