Garret Wesley was an Irish Member of Parliament.

He represented Trim

Trim (Parliament of Ireland constituency)

Trim was a constituency represented in the Irish House of Commons until 1800.-1692–1801:...

 from 1692 to 1693, Athboy

Athboy (Parliament of Ireland constituency)

Athboy was a constituency in County Meath represented in the Irish House of Commons until 1800.-History:In the Patriot Parliament of 1689 summoned by King James II, Athboy was represented with two members.-1689–1801:...

 from 1695 to 1699, County Meath

Meath (Parliament of Ireland constituency)

Meath was a constituency represented in the Irish House of Commons until 1800.-Members of Parliament:*Sir Richard Barnewall, 2nd Baronet*Sir Patrick Barnewall, 3rd Baronet-1692–1801:...

 from 1711 to 1714 and then Trim again from 1727 to his death.

His maternal grandfather was Dudley Colley

Dudley Colley

Dudley Colley was an Irish Member of Parliament.He was the son of Sir Henry Colley and Anne Peyton.He represented Philipstown in the Irish House of Commons during the Parliament of Charles II....

: on his death he left his property to his cousin Richard Colley, 1st Baron Mornington, on condition he take the surname Wesley. Richard was the grandfather of Arthur Wellesley, 1st Duke of Wellington

Arthur Wellesley, 1st Duke of Wellington

Field Marshal Arthur Wellesley, 1st Duke of Wellington, KG, GCB, GCH, PC, FRS , was an Irish-born British soldier and statesman, and one of the leading military and political figures of the 19th century...