Family

Born Francis Scott, he was the son of Sir William Scott, 2nd Baronet of Thirlestane, and Elizabeth Napier, Mistress of Napier. Upon the death of his maternal grandmother Margaret Brisbane, 5th Lady Napier

Margaret Brisbane, 5th Lady Napier

-Family:Margaret Brisbane was a member of the Napier family of Merchiston, Scotland, and was the great-granddaughter of John Napier, the inventor of logarithms....

, he achieved the title Lord Napier and changed his last name to Napier; upon the death of his father in 1725, he achieved the title Baronet Scott, of Thirlestane in the County of Selkirk. The titles have been united ever since.

Lord Napier married twice, firstly in 1729 to Lady Henrietta Hope, the daughter of Charles Hope, 1st Earl of Hopetoun

Charles Hope, 1st Earl of Hopetoun

Charles Hope, 1st Earl of Hopetoun KT was a Scottish nobleman.He was the son of John Hope of Hopetoun, grandson of Sir Thomas Hope, 1st Baronet of Craighall, Fife. John Hope purchased the barony of Niddry Castle from the Earl of Winton around 1680...

 and Henrietta Hope, Countess of Hopetoun

Henrietta Hope, Countess of Hopetoun

Henrietta Hope , Countess of Hopetoun was a Scottish noblewoman born in Lockwood, Dumfries, Scotland. She was the daughter of Sir William Johnstone, 1st Marquess of Annandale and Sophia Fairholm...

. They had five sons:

• William Napier
  William Napier, 7th Lord Napier
  -Family:William Napier was the son of Francis Napier, 6th Lord Napier and Henrietta Hope ....
  
   (d. 1775) who became the 7th Lord Napier in 1773
• Charles Napier of Merchiston Hall (1731 - 1807), a Captain in the Royal Navy
• Lt. Col. Francis Napier (d. 1779)
• John Napier (d. 1759)
• Major General Mark Napier (1738 - 1809)

In 1750, he married Henrietta Maria Johnston, the daughter of George Johnston of Dublin, and had:

• George Napier
  George Napier
  Colonel The Hon. George Napier was a British Army officer, most notable for his marriage to Lady Sarah Lennox, and for his sons Charles James Napier, William Francis Patrick Napier and George Thomas Napier, all of whom were noted military officers, collectively referred to as “Wellington’s...
  
  , who married Lady Sarah Lennox
  Lady Sarah Lennox
  Lady Sarah Lennox was the most notorious of the famous Lennox Sisters, daughters of Charles Lennox, 2nd Duke of Richmond.-Early life:...
  
  and whose sons were notable in their military service
• Hester Napier (d. 1819)
• James Napier (d. 1760)
• Patrick Napier (d. 1801), a Captain in the Royal Navy
• James John Napier (d. 1776)
• Stewart Napier (d. 1778)
• Mary Napier (d. 1765)

Upon his death in 1773, his titles passed to his eldest son William.