John Ross

Hugh O'Beolan, fourth Earl of Ross, killed at the Battle of Halidon Hill on 19 July 1333, was twice married, with children by both wives.

He married first, in 1308, to Lady Maud Bruce, sister to the King. Their children:

• William, 5th Earl of Ross. Died 9 Feb 1372. Married Mary, daughter of Angus Og, Lord of the Isles.
• John. Died 27 May 1364.
• Marjory. Married Malise, Earl of Straithearn.

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• The Scots peerage; founded on Wood's edition of Sir Robert Douglas's peerage of Scotland; containing an historical and genealogical account of the nobility of that kingdom by Paul, James Balfour, Sir, 1846-1931, ed. dn  Published 1904. Vol Vll, 1910. "The Ancient Earls of Ross" page 236-237. Hugh, fourth Earl of Ross. Married twice, issue by both wives. 1. Lady Maud Bruce, sister of the King.  2. Margaret, daughter of Sir David Graham of Old Montrose, who survived him and married again, in 1341, to John de Barclay.