# Henry Hamilton (Irish politician)

The Honourable Henry Hamilton (1692–1743) was an Irish politician who sat in two Irish parliaments.

## Birth and origins

Family tree :
| | | | | | | | | Frederick 1590–1647 Soldier | Frederick 1590–1647 Soldier | Frederick 1590–1647 Soldier | Frederick 1590–1647 Soldier | Frederick 1590–1647 Soldier | Frederick 1590–1647 Soldier | | | Sidney Vaughan | Sidney Vaughan | Sidney Vaughan | Sidney Vaughan | Sidney Vaughan | Sidney Vaughan |
| | | | | | | James of Manorhamilton d. 1652 | James of Manorhamilton d. 1652 | James of Manorhamilton d. 1652 | James of Manorhamilton d. 1652 | James of Manorhamilton d. 1652 | James of Manorhamilton d. 1652 | | | Gustavus 1st Viscount 1642–1723 | Gustavus 1st Viscount 1642–1723 | Gustavus 1st Viscount 1642–1723 | Gustavus 1st Viscount 1642–1723 | Gustavus 1st Viscount 1642–1723 | Gustavus 1st Viscount 1642–1723 | | | Elizabeth Brooke d. 1721 | Elizabeth Brooke d. 1721 | Elizabeth Brooke d. 1721 | Elizabeth Brooke d. 1721 | Elizabeth Brooke d. 1721 | Elizabeth Brooke d. 1721 |
| | | Frederick c. 1663 – 1715 d.v.p.* | Frederick c. 1663 – 1715 d.v.p.* | Frederick c. 1663 – 1715 d.v.p.* | Frederick c. 1663 – 1715 d.v.p.* | Frederick c. 1663 – 1715 d.v.p.* | Frederick c. 1663 – 1715 d.v.p.* | | | | | Gustavus c. 1685 – 1735 Politician | Gustavus c. 1685 – 1735 Politician | Gustavus c. 1685 – 1735 Politician | Gustavus c. 1685 – 1735 Politician | Gustavus c. 1685 – 1735 Politician | Gustavus c. 1685 – 1735 Politician | | | | | Henry 1692–1743 | Henry 1692–1743 | Henry 1692–1743 | Henry 1692–1743 | Henry 1692–1743 | Henry 1692–1743 | | | Mary Dawson d. 1770 | Mary Dawson d. 1770 | Mary Dawson d. 1770 | Mary Dawson d. 1770 | Mary Dawson d. 1770 | Mary Dawson d. 1770 |
| Gustavus 2nd Viscount 1710–1746 | Gustavus 2nd Viscount 1710–1746 | Gustavus 2nd Viscount 1710–1746 | Gustavus 2nd Viscount 1710–1746 | Gustavus 2nd Viscount 1710–1746 | Gustavus 2nd Viscount 1710–1746 | | | Frederick 3rd Viscount 1710–1746 | Frederick 3rd Viscount 1710–1746 | Frederick 3rd Viscount 1710–1746 | Frederick 3rd Viscount 1710–1746 | Frederick 3rd Viscount 1710–1746 | Frederick 3rd Viscount 1710–1746 | | | Richard 4th Viscount 1724–1789 | Richard 4th Viscount 1724–1789 | Richard 4th Viscount 1724–1789 | Richard 4th Viscount 1724–1789 | Richard 4th Viscount 1724–1789 | Richard 4th Viscount 1724–1789 | | | Sackville Hamilton 1732–1818 Politician | Sackville Hamilton 1732–1818 Politician | Sackville Hamilton 1732–1818 Politician | Sackville Hamilton 1732–1818 Politician | Sackville Hamilton 1732–1818 Politician | Sackville Hamilton 1732–1818 Politician | | | Henry Hamilton c. 1734 – 1796 Governor | Henry Hamilton c. 1734 – 1796 Governor | Henry Hamilton c. 1734 – 1796 Governor | Henry Hamilton c. 1734 – 1796 Governor | Henry Hamilton c. 1734 – 1796 Governor | Henry Hamilton c. 1734 – 1796 Governor |
| XXX | XXX | XXX | XXX | XXX | XXX | Subject of the article | Subject of the article | Subject of the article | Subject of the article | Subject of the article | Subject of the article | XXX | XXX | XXX | XXX | XXX | XXX | Viscounts Boyne | Viscounts Boyne | Viscounts Boyne | Viscounts Boyne | Viscounts Boyne | Viscounts Boyne |
Henry was born in February 1692, the third and youngest son of Gustavus Hamilton and his wife Elizabeth Brooke. His father would in 1715 be ennobled as Baron Stackallan and in 1717 advanced to Viscount Boyne.
Henry's mother was the eldest daughter of Sir Henry Brooke and his second wife, Anne St George. Brooke was knight of Brookeborough, County Fermanagh, and governor of Donegal Castle. Henry had two brothers and one sister, who are listed in his father's article.

## Honourable

On 20 October 1715, his father was created Baron Hamilton of Stackallan. As son of a peer Hamilton acquired the style "The Honourable".

## First term as MP

In the Irish election of 1715 the Henry Hamilton was elected as one of the two members of parliament (MPs) for St Johnstown Borough in the House of Commons of the only Irish Parliament of King George I. He held that seat during the entire duration of the parliament from 12 November 1715 to 11 June 1727 when it was dissolved by the king's death.

## Marriage and children

On 27 October 1722, Hamilton married Mary Dawson, eldest daughter of Joshua Dawson.
Henry and Mary had five sons and two daughters. His third son Sackville was under-secretary to the Lord Lieutenant of Ireland, while his fourth son Henry was governor of Bermuda and Dominica.

## Second term as MP

Hamilton did not contest the Irish election of 1727, which was held for the only Parliament of King George II, which lasted from 14 November 1727 to 25 October 1760. However, in 1730 he contested and won the by-election for one of the two seats for County Donegal that resulted from the death of Alexander Montgomery on 19 December 1729. Hamilton sat for this county until his death in 1743 when he was replaced by Andrew Knox. His father and his two older brothers Frederick and Gustavus had also represented County Donegal in the House of Commons.

## Death and timeline

He was Collector of the Port of Cork. Henry died on 3 June 1743.
Timeline :
| Age | Date | Event |
| 0 | 1692, February | Born |
| 10 | 1702, 8 Mar | Accession of Queen Anne, succeeding King William III |
| 22 | 1714, 1 Aug | Accession of King George I, succeeding Queen Anne |
| 23 | 1715, 20 Oct | Father created Baron Hamilton of Stackallan. He becomes Honourable |
| 23 | 1715, 12 Nov | Parliament 1715–1727 opened, he represented St Johnstown Borough |
| 30 | 1722, 27 Oct | Married Mary Dawson. |
| 35 | 1727, 11 Jun | Accession of King George II, succeeding King George I |
| 37–38 | 1730 | Won a by-election and represented County Donegal in the parliament 1727–1760 |
| 51 | 1743, 10 Jun | Died. |