| Children |
| | 1. Tudor Mawr, b. Bef 980, Wales d. 1032, Wales, South Yorkshire, England, United Kingdom (Age > 52 years) |
| | 2. Edwin Ap Gronwy, b. 1020, Flintshire, Wales, United Kingdom d. 1073, Northop, Flintshire, Wales, United Kingdom (Age 53 years) |
| | 3. Tewdr Mawr, b. Abt 1020, Wales, City of York Constituency, North Yorkshire, United Kingdom d. DECEASED |
| | 4. Tudor Mawr, b. 1022, South Wales, Erie, New York, United States d. 1103, Wales, United Kingdom (Age 81 years) |
| | 5. Twadwr The Great Mawr Wales, b. Llandyfeisant, Carmarthenshire, Wales, United Kingdom d. 1089, Battle Township, Ida, Iowa, United States  |
| | 6. Terah Ap Nahor, b. Llandyfeisant, Carmarthenshire, Wales, United Kingdom d. DECEASED |
| | 7. Tewdr Mawr d. DECEASED |
| | 8. Tewdwr MAWR the d. DECEASED |
| | 9. Tewdwr Mawn the Great d. DECEASED |
| | 10. Tewdwr Mawr The d. DECEASED |
| | 11. Tewdwr Mawr The d. DECEASED |
| | 12. Tewdwr Mawr the_ Great d. DECEASED |
| | 13. Tewdwr Mawr, the Great d. DECEASED |
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