1. Sir William de Ros of Helmsley has few details recorded about him.
William de Ros of Helmsley had the following children:
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2. Alicia de Ros, daughter of Sir William de Ros of Helmsley, married John Comyn I, "The Red" Lord of Badenoch , Justiciar of Galloway.
John Comyn I, "The Red" Lord of Badenoch , Justiciar of Galloway (also known as John Comyn I, Lord of Badenoch), son of Richard Comyn, Lord of Badenoch (c. 1194-1249), died after 1273. He and Alicia de Ros had the following children:
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3. John II COMYN, son of John Comyn I, "The Red" Lord of Badenoch , Justiciar of Galloway and Alicia de Ros, was born in 1245. He died in 1303.
John II COMYN had the following children:
| 5 | unk COMYN (c. 1272- ). unk was born circa 1272 in Badedoch, Inverness. |
4. John "The Black" Comyn, Lord of BADENOCH, son of John Comyn I, "The Red" Lord of Badenoch , Justiciar of Galloway and Alicia de Ros, died circa 1303. He married Alionora (Mary) de Baliol.
Alionora (Mary) de Baliol, daughter of John de Baliol of Barnard Castle ( - ) and unk ( - ), was born circa 1246. She and John "The Black" Comyn, Lord of BADENOCH had the following children:
| 6 | Sir John "The Red" Comyn, Lord of BADENOCH ( -1305). Sir died on [Julian] 10 February 1305. |