James Hamilton, 1st Duke of Hamilton, known as the 3rd Marquess of Hamilton from March 1625 until April 1643, was a Scottish nobleman and influential political and military leader during the Thirty Years' War and the Wars of the Three Kingdoms.
- Occupation
- art collector, politician
- Position held
- Member of the Privy Council of the United Kingdom, Member of the Parliament of Scotland, Master of the Horse (England)
- Citizenship
- Kingdom of Scotland
- Born
- June 19, 1606