Background
He was the son of General Alexander Montgomery (died 1785) of Ballyleck, Company Monaghan, Member of Parliament Nathaniel was the eldest son of his father"s second wife Eleanora Moore, daughter of Acheson Moore of Garvey.
He was the son of General Alexander Montgomery (died 1785) of Ballyleck, Company Monaghan, Member of Parliament Nathaniel was the eldest son of his father"s second wife Eleanora Moore, daughter of Acheson Moore of Garvey.
Foreign County Monaghan from 1743-1760 and from 1768-1783. His father"s first wife was Catharine Willoughby, daughter of Colonel Hugh Willoughby of Carrow, County Fermanagh in 1746, by whom he had Nathaniel"s three half-brothers Colonel John Montgomery (1747–1797) (Member of Parliament for County Monaghan Colonel in the Monaghan Militia dsp), Colonel Hugh Montgomery (1749-1794, Colonel in the Honourable East India Company"s service Died unmarried in Madras, India), Revd Robert Montgomery (1753-1825, Rector of Monaghan). Nathaniel assumed in right of his mother the surname and arms of Moore.
He was elected an Member of Parliament in the Parliament of Ireland for County Tyrone in 1781 and for Strabane in 1798 and was appointed High Sheriff of Tyrone for 1786-1777.
He was Colonel of the Tyrone Militia and led them against the rebels in 1798. He died in 1834.