Portrait of Major John Campbell (d.1799), half-length, in the uniform of the Royal Scots regiment

The sitter was the third son of Colonel Donald Campbell of Saddell Castle, Argyllshire (for whom see lot 49), and Anne, daughter of John Campbell of Barbreck. A 'John Campbell', who may possibly be identifiable with the sitter, is recorded in the Royal Scots regiment from 1778 to 1790. The sitter succeeded his eldest brother, Captain Donald Campbell (for whom see lot 51), at Saddell Castle in 1793.