Peter fitz Herbert
( = Descendancy chart to this point, = Expand, = Collapse)
- 1 Peter fitz Herbert
- Alice fitz Roger
- 2 Lucy fitz Peter d. Aft 1266
- William de Roos b. Bef 1200 d. Abt 1264
- 3 Robert de Ros,, 1st Baron de Ros b. Abt 1213 d. 13 May 1285
- 3 Peter de Roos
- 3 William de Roos
- 3 Alexander de Roos
- 3 Herbert de Roos
- 3 John de Roos
- 3 Alice de Roos d. Abt 29 Apr 1286
- John Comyn b. Abt 1215 d. Between 1273 and 1278
- 4 Alice Comyn
- 4 Robert Comyn
- 4 John Comyn d. Bef 1332 [ =>]
- + James de Byron d. Abt 1300
- John Comyn b. Abt 1215 d. Between 1273 and 1278
- 3 Lucy de Roos
- William de Roos b. Bef 1200 d. Abt 1264
- 2 Lucy fitz Peter d. Aft 1266
- Alice fitz Roger