Viscount of Dunbar
Viscount of Dunbar was a title in the Peerage of Scotland created on 14 November 1620, along with the title Lord Constable, for Sir Henry Constable. The titles have been dormant since the death of the 4th Viscount in 1718.- Henry Constable, 1st Viscount of Dunbar
- John Constable, 2nd Viscount of Dunbar
- Robert Constable, 3rd Viscount of Dunbar
- William Constable, 4th Viscount of Dunbar