Robert de Roos
Magna Carta Baron
Abt 1170 - 1227 (~ 57 years)(
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- 1 Robert de Roos [1] b. Abt 1170 d. 1227
- Isabel MacWilliam
- 2 Sir William de Roos, of Helmesley [1.1] b. Bef 1200 d. Between 1258 and 1264
- Lucy FitzPeter d. 1266
- 3 Alice de Roos [1.1.1] d. Abt Apr 1286
- Sir John "The Red No. 1" Comyn, of Badenoch d. Abt Jul 1278
- 4 Sir John "le jeon" Comyn, of Ulceby [1.1.1.1] b. Abt 1270 d. Bef 1321
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- 4 Sir John "le jeon" Comyn, of Ulceby [1.1.1.1]
- 3 Alice de Roos [1.1.1]
- 2 Sir William de Roos, of Helmesley [1.1]