Background
His father was Major John Montgomery of Crogan, County Donegal.
His father was Major John Montgomery of Crogan, County Donegal.
Alexander joined the British Army and was promoted a captain of the Inniskilling Dragoons in 1689, a major in 1704 and a Lieutenant Colonel in 1706. He was a Captain of dragoons in the Monaghan Militia in 1708. He was appointed High Sheriff of County Monaghan for 1718 and elected Member of Parliament for County Monaghan, sitting from 1713 to 1722.
Elizabeth"s dowry was the Ballyleck estate in County Monaghan, where Colonel Montgomery then took up residence, thus founding the line of Montgomery of Ballyleck.
1. Thomas Montgomery, Member of Parliament for Lifford, County Donegal. 2. John Montgomery, Member of Parliament and High Sheriff for County Monaghan.
3. Matthew Montgomery, who was killed by a fall, unmarried.
4. Reverend Robert Montgomery of Brandrum, County Monaghan. 5. Dorcas, who married Christopher Irvine
6.
Sarah, who married Godfrey Wills
7. Elizabeth Montgomery who married John Moutray of Favour Royal, County Tyrone.
Colonel Montgomery died on 15 March 1722 and his will dated 28 August 1721 was proved on 6 July 1722.
The Montgomery Manuscripts written in 1704 states
"Alexander Montgomery is the second grandson of Reverend Alexander Montgomery, Prebendary of Doe, County Donegal.