The title Lord Hamilton may refer to one of the following:

• The Scottish Lordship of Parliament, Lord Hamilton, created for James Hamilton, 1st Lord Hamilton
• Duke of Hamilton, the title into which the Lordship of Parliament merged
• Arthur Hamilton, Lord Hamilton, retired Lord Justice General
• Archie Hamilton, Baron Hamilton of Epsom (born 1941), former British Member of Parliament and minister

Informally, the following titles of nobility, and any holders thereof:

• Three subsidiary titles of the Duke of Abercorn—
  • Marquess of Hamilton
  • Viscount Hamilton
  • Baron Hamilton of Strabane
• Baron Hamilton of Glenawley (1660)
• Baron Hamilton of Stackallen (1715)
• Baron Hamilton of Hameldon (1776)
• Baron Hamilton of Wishaw (1831)
• Baron Hamilton of Dalzell (1886)

Used incorrectly for courtesy title holders, it can refer to Lord George Hamilton