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John Hay, 1st Marquess of Tweeddale, 2nd Earl of Tweeddale, 1st Earl of Gifford, 1st Viscount Walden (1626–1697) •
John Hay, 2nd Marquess of Tweeddale, 3rd Earl of Tweeddale, 2nd Earl of Gifford, 2nd Viscount Walden (1645–1713) •
Charles Hay, 3rd Marquess of Tweeddale, 4th Earl of Tweeddale, 3rd Earl of Gifford, 3rd Viscount Walden (1670–1715) •
John Hay, 4th Marquess of Tweeddale, 5th Earl of Tweeddale, 4th Earl of Gifford, 4th Viscount Walden (1695–1762) •
George Hay, 5th Marquess of Tweeddale, 6th Earl of Tweeddale, 5th Earl of Gifford, 5th Viscount Walden (1758–1770) •
George Hay, 6th Marquess of Tweeddale, 7th Earl of Tweeddale, 6th Earl of Gifford, 6th Viscount Walden (1700–1787) •
George Hay, 7th Marquess of Tweeddale, 8th Earl of Tweeddale, 7th Earl of Gifford, 7th Viscount Walden (1753–1804) •
George Hay, 8th Marquess of Tweeddale, 9th Earl of Tweeddale, 8th Earl of Gifford, 8th Viscount Walden (1787–1876) •
Arthur Hay, 9th Marquess of Tweeddale, 10th Earl of Tweeddale, 9th Earl of Gifford, 9th Viscount Walden (1824–1878) •
William Montagu Hay, 10th Marquess of Tweeddale, 11th Earl of Tweeddale, 10th Earl of Gifford, 10th Viscount Walden, 1st Baron Tweeddale (1826–1911) •
William George Montagu Hay, 11th Marquess of Tweeddale, 12th Earl of Tweeddale, 11th Earl of Gifford, 11th Viscount Walden, 2nd Baron Tweeddale (1884–1967) •
David George Montagu Hay, 12th Marquess of Tweeddale, 13th Earl of Tweeddale, 12th Earl of Gifford, 12th Viscount Walden, 3rd Baron Tweeddale (1921–1979) •
Edward Douglas John Hay, 13th Marquess of Tweeddale, 14th Earl of Tweeddale, 13th Earl of Gifford, 13th Viscount Walden, 4th Baron Tweeddale (1947–2005) • Charles David Montagu Hay, 14th Marquess of Tweeddale, 15th Earl of Tweeddale, 14th Earl of Gifford, 14th Viscount Walden, 5th Baron Tweeddale (b. 1947) ==Present peer==