Children |
| 1. Sir William de Ros, b. 1244 (3rd son), Helmsley, Yorkshire, England , d. Bef 28 May 1310, Ingmanthorpe, Yorkshire, England |
| 2. Lucy De Ros, b. Abt 1225, Helmsley Castle, North Riding Yorkshire, England , d. 29 Oct 1267, York Castle, York, Yorkshire, England (Age ~ 42 years) |
| 3. Robert de Ros, b. 1230, Helmsley, Yorkshire, England , d. 17 May 1285, Belvior Castle, Belvoir, Leicestershire, England (Age 55 years) |
| 4. Alexander De Roos, b. Abt 1231, Helmsley, Yorkshire, England , d. Aft 1286 (Age ~ 56 years) |
| 5. Rev., Peter de Ros, b. Abt 1233, Helmsley, Yorkshire, England , d. 1312 (Age ~ 79 years) |
| 6. Herbert De Ros, b. 1234, d. Jun 1285 (Age 51 years) |
| 7. Mary de Ros, b. 1235, Helmsley, Yorkshire, England , d. 1326, Bramber, Sussex, England (Age 91 years) |
| 8. Dorothea de Ross, b. 1238, Yorkshire, England , d. DECEASED |
| 9. John de Ros, b. 1240, Helmsley, North Yorkshire, England , d. DECEASED |
| 10. Christiane de Ros, b. Abt 1244, Holderness, Yorkshire, England , d. 1290, Helmsley, Yorkshire, England (Age ~ 46 years) |
| 11. Alice De Ros, b. Abt 1245, Helmsley Castle, North Riding Yorkshire, England , d. Bef 29 Apr 1286, Cadney cum Howsham, Glanford Brigg, Lincolnshire, England (Age ~ 41 years) |
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