Valentine Richard Quin, 1st Earl of Dunraven and Mount-Earl, 1st Baronet (30 July 1752 – 24 August 1824) was an Irish Peer.

He had presumably chosen the title of ‘Dunraven’ in honour of his daughter-in-law, Caroline Wyndham, who had married his eldest son in 1810. His earldom lasted only two years and in 1824 his son, Windham Henry Quin, became the 2nd Earl of Dunraven and Mountearl. The family name had officially become Wyndham-Quin in 1815.

The son of Windham Quin, he was created a Baronet in 1781, 1st Baron Adare on 31 July 1800 - as a staunch supporter of the union, he was recommended by Lord Cornwallis - 1st Viscount Mount-Earl on 3 February 1816, and 1st Earl of Dunraven and Mount-Earl

Earl of Dunraven and Mount-Earl

Earl of Dunraven and Mount-Earl was a title in the Peerage of Ireland. It was created on 5 February 1822 for Valentine Quin, 1st Viscount Mount-Earl. Quin was created a Baronet, of Adare in County Limerick, in the Baronetage of Ireland, in 1781, Baron Adare in 1800 and Viscount Mount-Earl in 1816...

 on 5 February 1822.

He married (1) Lady Frances Muriel Fox-Strangways, daughter of Stephen Fox-Strangways, 1st Earl of Ilchester

Stephen Fox-Strangways, 1st Earl of Ilchester

Stephen Fox-Strangways, 1st Earl of Ilchester PC was a British peer and Member of Parliament.Ilchester was the son of Sir Stephen Fox and his second wife Christiana Hope. Henry Fox, 1st Baron Holland, was his younger brother and Charles James Fox his nephew...

, on 24 August 1777. They had the following children:

• Lady Harriet Quin (d. 13 December 1845) , married Sir William Payne-Gallwey, 1st Baronet
  Sir William Payne-Gallwey, 1st Baronet
  General Sir William Payne-Gallwey, 1st Baronet was a British soldier and Governor of the Leeward Islands.He was the youngest son of Ralph Payne by his second spouse Margaret née Gallwey, of St. Kitts, West Indies. He had served as a Lieutenant General in India, and was at one point...
  
  
• Windham Henry Quin, 2nd Earl of Dunraven (1782–1850)

He married (2) Margaret Mary Coghlan

He is buried at St. Nicholas' Church of Ireland in Adare, County Limerick, Ireland.