The title of Lord Ross was a Lordship of Parliament in the Peerage of Scotland.
The title became extinct or dormant on the death of the 14th Lord, 19 August 1754.
Elizabeth, daughter of the 13th Lord, married John Boyle, 3rd Earl of Glasgow.
In 1815 their son George Boyle, 4th Earl of Glasgow was created Baron Ross, of Hawkhead, in the Peerage of the United Kingdom, which title became extinct in 1890 on the death of his son George Boyle, 6th Earl of Glasgow.
Grizel, another daughter of the 13th Lord, married Sir James Lockhart, 2nd Baronet of Carstairs, and their descendants succeeded to Balnagown and as Chiefs of Clan Ross, adopting the name Lockhart-Ross.