Colonel Nathaniel Montgomery-Moore (1757 - 4 Dec 1834) of Garvey, Revella and Fassaroe was a Member of Parliament for County Tyrone in 1781. Colonel of the Tyrone Militia. He assumed in right of his mother the surname and arms of Moore. His father was General Alexander Montgomery (died 1785)

Alexander Montgomery (died 1785)

General Alexander Montgomery MP for County Monaghan, Ireland from 1743-1760 & from August 1768 -1783. He succeeded his elder brother John Montgomery as M.P. for County Monaghan. He was a General of Volunteers...

 M.P. for County Monaghan, Ireland from 1743-1760 & from August 1768-1783.

Nathaniel was the eldest son of his father's second wife Miss Eleanora Moore, daughter of Acheson Moore of Garvey, Tyrone, Ireland. His full sisters were Miss Sidney Montgomery & Miss Maria Montgomery. His father's first wife was Miss Catharine Willoughby, daughter of Colonel Hugh Willoughby of Carrow, County Fermanagh in 1746, by whom he had Nathaniel's half-brothers Colonel John Montgomery (1747–1797)

John Montgomery (1747–1797)

Colonel John Montgomery M.P. for County Monaghan, Ireland from October 1783 until his death in April 1797. He was a Colonel in the Monaghan Militia. His father was General Alexander Montgomery of Ballyleck, County Monaghan...

(Member of Parliament for County Monaghan. Colonel in the Monaghan Militia. d.s.p.), Colonel Hugh Montgomery (1749-1794 Colonel in the Honourable East India Company's service. Died unmarried in Madras, India), Reverend Robert Montgomery (1753-1825 Rector of Monaghan, Ireland)