Mary Stopford, Countess of Courtown (21 May 1769 – 21 (or 14)[1] April 1823), formerly Lady Mary Scott, was the wife of James Stopford, 3rd Earl of Courtown, and the mother of the 4th Earl.

[3] Her paternal grandparents were Francis Scott, Earl of Dalkeith and Caroline Campbell.

[3] On 29 January 1791 at St George's, Hanover Square, London, Lady Mary married James Stopford, Lord Courtown, who was then serving as MP for Great Bedwyn.

When his father died in 1810, Stopford inherited the earldom and Mary became a countess.

[6] The countess predeceased her husband, dying at the family seat, Courtown House, Gorey, County Wexford, Ireland.