About Dorothy, of Dunbar
Dorothy (Dorothea) married 1st Lord Of Rosslyn William SINCLAIR. (1st Lord Of Rosslyn William SINCLAIR was born about 1028 in St. Lo, Normandy, France and died in 1070 in Scotland Border War.)
Although traditionally there is doubt of Dorothea's accurate parentage, personal direct descent family records indicate parents to be Maldred fitz-Cronan (Crinan0, Earl van Dunbar and Ealdgyth van Northumberland. (References available upon request: Gwyneth McNeil, firstname.lastname@example.org) Check also this link for reference: https://www.genealogieonline.nl/en/west-europese-adel/I74083.php
- 2nd Lord Of Rosslyn Henry SINCLAIR Born: Abt 1070, Rosslyn Castle, Roslin, Midlothian, Scotland Marriage: Rosabel Forteith STRATHEARN Another name for Henry was The CRUSADER.
She is not a known daughter of [Gospatric, Earl of Dunbar Gospatric mac Malred] & [Æthelreda Princess Of Dunkeld Aethelreda] according to [http://fmg.ac/Projects/MedLands/SCOTTISH%20NOBILITY.htm#GospatrickDunbardied1075B Foundation for Medieval Genealogy] or seen on [http://thepeerage.com/p10664.htm#i106640 thepeerage.com] page. Disconnected Dec 2014.
Willielmus de Sancto Claro, Miles, or William St.Clair, Knight, received in 1280 a charter of the lands and barony of Roslin. This William was the progenitor of the St.Clairs of Roslin and the Sinclairs of Caithness. He was succeeded by his son, Sir Henry. Sir William, son of Sir Henry, was killed in Spain in 1330. Sir William, son of Sir William, succeeded his grandfather in Roslin. He married Isabel, daughter of Malise, the Keltic Karl of Stratherne, Caithness, and Orkney, and had by her one son, Sir Henry, fourth of Roslin.