Brigadier-General Henry Trelawny (c. 1658 – 8 January 1702) was a British Army

British Army

The British Army is the land warfare branch of Her Majesty's Armed Forces in the United Kingdom. It came into being with the unification of the Kingdom of England and Scotland into the Kingdom of Great Britain in 1707. The new British Army incorporated Regiments that had already existed in England...

 officer of Cornish

Cornish people

The Cornish are a people associated with Cornwall, a county and Duchy in the south-west of the United Kingdom that is seen in some respects as distinct from England, having more in common with the other Celtic parts of the United Kingdom such as Wales, as well as with other Celtic nations in Europe...

 descent, the seventh and youngest son of Sir Jonathan Trelawny, 2nd Baronet

Sir Jonathan Trelawny, 2nd Baronet

Sir Jonathan Trelawny, 2nd Baronet , of Trelawny in Cornwall, was an English Member of Parliament.He was the fourth child and eldest son of Sir John Trelawny, 1st Baronet, High Sheriff of Cornwall, and succeeded to the baronetcy on 16 February 1664.He entered Parliament in 1660 as member for East...

 and Mary Seymour.

He married Rebecca Hals (Hales), by whom he had children, including:

• Sir Harry Trelawny, 5th Baronet
  Sir Harry Trelawny, 5th Baronet
  Sir Harry Trelawny, 5th Baronet was a British soldier and Member of Parliament.Trelawny was an aide-de-camp to the Duke of Marlborough during the War of the Spanish Succession. He also sat as Member of Parliament for East Looe from 1708 to 1710. In 1756, at the age of 68, he succeeded his cousin...
  
   (1687–1762), an aide-de-camp
  Aide-de-camp
  An aide-de-camp is a personal assistant, secretary, or adjutant to a person of high rank, usually a senior military officer or a head of state...
  
   to the Duke of Marlborough
  John Churchill, 1st Duke of Marlborough
  John Churchill, 1st Duke of Marlborough, Prince of Mindelheim, KG, PC , was an English soldier and statesman whose career spanned the reigns of five monarchs through the late 17th and early 18th centuries...
  
   and Member of Parliament
  Member of Parliament
  A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...
  
  
• Captain William Trelawny, married Mary Bisset and had issue

In 1692, his brother Charles

Charles Trelawny

Major-General Charles Trelawny was a British Army officer of Cornish descent, the fourth son of Sir Jonathan Trelawny, 2nd Baronet....

 resigned the colonelcy of The Queen Consort's Regiment of Foot in protest over King William

William III of England

William III & II was a sovereign Prince of Orange of the House of Orange-Nassau by birth. From 1672 he governed as Stadtholder William III of Orange over Holland, Zeeland, Utrecht, Guelders, and Overijssel of the Dutch Republic. From 1689 he reigned as William III over England and Ireland...

's supposed partiality to foreign officers, and Henry was appointed colonel. During his military career, Trelawny also served in Tangier

Tangier

Tangier, also Tangiers is a city in northern Morocco with a population of about 700,000 . It lies on the North African coast at the western entrance to the Strait of Gibraltar where the Mediterranean meets the Atlantic Ocean off Cape Spartel...

 and Flanders

Flanders

Flanders is the community of the Flemings but also one of the institutions in Belgium, and a geographical region located in parts of present-day Belgium, France and the Netherlands. "Flanders" can also refer to the northern part of Belgium that contains Brussels, Bruges, Ghent and Antwerp...

.