| Birth: | About 1223 in Helmsley, in Holderness, co. York, England |
| Death: | 17 May 1285 in Helmsley, in Holderness, co. York, England |
| Sex: | M |
| Father: | Sir William de Ros , of Helmsley b. About 1201 in Helmsley in Holderness, co. York, England |
| Mother: | Lucy fitz Piers b. About 1205 |
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| Changed: 31 May 2003 13:37:58 |
| Isabel D' Aubign , Lady of Helmsley and Belvoi (Wife) b. About 1233 in Belvoir, co. Leicester, England
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| Marriage: | BEF 17 May 1244 in of Belvoir, co. Leicester, England |
| Children: | |
 William de Ros , 1st Lord Ros of Helmsley b. About 1255 in Helmsley in Holderness, co. York, England
- Isabel de Ros , Lady Fauconberg b. About 1270 in Helmsley in Holderness, co. York, England
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