James Maitland, 7th Earl of Lauderdale (25 January 1718 – 17 August 1789), and was one of the sixteen Scottish representative peers in the House of Lords.
James Maitland was born the eldest son of Charles Maitland, 6th Earl of Lauderdale (the second but eldest surviving son of John Maitland, 5th Earl of Lauderdale and Lady Margaret Cunningham) and Lady Elizabeth Ogilvy, daughter of James Ogilvy, 4th Earl of Findlater and Anne Dunbar.
He served for twenty-five years in the army; and was appointed Lieutenant-colonel of the 16th Regiment of Foot on 20 September 1745.
On 24 April 1749 he married Mary Turner (d. 1789), daughter of Sir Thomas Lombe, Knt., Alderman of the City of London, by whom he obtained a large fortune.
The third son was Lieutenant-General Sir Thomas Maitland, GCB, GCH (1759–1824), governor and commander-in-chief at Ceylon, then of Malta and the Ionian Islands.