Marquess of Tweeddale is a title of the Peerage of Scotland, created in 1694 for the 2nd Earl of Tweeddale.

Lord Tweeddale holds the subsidiary titles of Earl of Tweeddale (created 1646), Earl of Gifford (1694), Viscount of Walden (1694), Lord Hay of Yester (1488), and Baron Tweeddale, of Yester in the County of Haddington (1881), all but the last in the Peerage of Scotland. As Baron Tweeddale in the Peerage of the United Kingdom, Lord Tweeddale sat between 1881 and 1963 in the House of Lords.

Lords Hay of Yester (1488)

• John Hay, 1st Lord Hay of Yester (c. 1450-1508)
• John Hay, 2nd Lord Hay of Yester (d. 1513)
• John Hay, 3rd Lord Hay of Yester (d. 1543)
• John Hay, 4th Lord Hay of Yester (d. 1557)
• William Hay, 5th Lord Hay of Yester (d. 1586)
• William Hay, 6th Lord Hay of Yester (d. 1591)
• James Hay, 7th Lord Hay of Yester (d. 1609)
• John Hay, 8th Lord Hay of Yester (1593-1653) (became Earl of Tweeddale in 1646)

Earls of Tweeddale (1646)

• John Hay, 1st Earl of Tweeddale (1593-1653)
• John Hay, 2nd Earl of Tweeddale (1626-1697) (became Marquess of Tweeddale in 1694)

Marquesses of Tweeddale (1694)

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

Heir Presumptive: The Lord Charles David Montagu Hay (brother of the present Marquess)