Baron Stawell was a title that was created twice in British history. The first creation came in the Peerage of England

Peerage of England

The Peerage of England comprises all peerages created in the Kingdom of England before the Act of Union in 1707. In that year, the Peerages of England and Scotland were replaced by one Peerage of Great Britain....

 in 1683 when Colonel Ralph Stawell

Ralph Stawell, 1st Baron Stawell

Ralph Stawell, 1st Baron Stawell was an English landowner, soldier, Member of Parliament and peer.Stawell married firstly Ann, a daughter of John Ryves, Esquire, and by her had one son, John...

 was made Baron Stawell, of Somerton in the County of Somerset. The title became extinct on the death of the fourth Baron in 1755. The Honourable Mary, daughter of the fourth Baron, married the prominent politician the Honourable Henry Bilson-Legge, fourth son of William Legge, 1st Earl of Dartmouth

William Legge, 1st Earl of Dartmouth

William Legge, 1st Earl of Dartmouth , only son of George Legge, 1st Baron Dartmouth, succeeded to his father's barony in 1691. In 1702 he was appointed a member of the Board of Trade and Plantations, and eight years later he became Secretary of State for the Southern Department and joint keeper of...

 (see Earl of Dartmouth

Earl of Dartmouth

Earl of Dartmouth is a title in the Peerage of Great Britain. It was created in 1711 for William Legge, 2nd Baron Dartmouth. The Legge family descended from Edward Legge, Vice-President of Munster. His eldest son William Legge was a Royalist army officer and close associate of Prince Rupert of the...

 for earlier history of the Legge family). She inherited the Stawell estates and in 1760 the barony held by her father was revived when she was raised to the Peerage of Great Britain

Peerage of Great Britain

The Peerage of Great Britain comprises all extant peerages created in the Kingdom of Great Britain after the Act of Union 1707 but before the Act of Union 1800...

 as Baroness Stawell, of Somerton in the County of Somerset, with remainder to her sons by her first husband. In 1768 Lady Stawell married as her second husband Wills Hill, 1st Earl of Hillsborough

Wills Hill, 1st Marquess of Downshire

Wills Hill, 1st Marquess of Downshire PC , known as the Viscount Hillsborough from 1742 to 1751 and as the Earl of Hillsborough from 1751 to 1789, was a British politician of the Georgian era...

 (later 1st Marquess of Downshire

Marquess of Downshire

Marquess of Downshire is a title in the Peerage of Ireland. It was created in 1789 for Wills Hill, 1st Earl of Hillsborough, a former Secretary of State....

). She was succeeded by her only son, the second Baron. He had no male issue and the barony became extinct on his death in 1820.

Barons Stawell; First creation (1683)

• Ralph Stawell, 1st Baron Stawell
  Ralph Stawell, 1st Baron Stawell
  Ralph Stawell, 1st Baron Stawell was an English landowner, soldier, Member of Parliament and peer.Stawell married firstly Ann, a daughter of John Ryves, Esquire, and by her had one son, John...
  
   (d. 1689)
• John Stawell, 2nd Baron Stawell (d. 1692)
• William Stawell, 3rd Baron Stawell (d. 1742)
• Edward Stawell, 4th Baron Stawell (d. 1755)

Barons Stawell; Second creation (1760)

• Mary Bilson-Legge, 1st Baroness Stawell
  Mary Bilson-Legge, 1st Baroness Stawell
  Mary Hill, Countess of Hillsborough was a British peeress, a daughter of the Edward Stawell, 4th Baron Stawell.On 11 September 1750, she married Henry Bilson-Legge and they later had a son, Henry Bilson-Legge, 2nd Baron Stawell...
  
  (1726–1780)
• Henry Bilson-Legge, 2nd Baron Stawell (1757–1820)