James Ferguson, Lord Pitfour (1700–25 June 1777) was a Scottish advocate and second Laird of Pitfour, a large estate in Buchan. His flourishing law practice was sited opposite Parliament House in Edinburgh. He became Dean of the Faculty of Advocates in 1722 and was elevated to the bench, becoming Lord Pitfour, in 1764. Pitfour was described as one of the greatest lawyers in the country.