Jackson, Henry Vincent, of Inane, Co. Tipperary was the eldest son of Williamm Henry Jackson, of Killarney House, Co. Wicklow, and of Mountjoy square Dublin. His mother was Cecilia, daughter of John Westropp, Justice of the Peace in Attyflin.
He was born in 1845 and in 1875 married Arabella, eldest daughter of Alexander Clothworthy Downing Leckie Edie. They had a son in 1880. Mr Jackson, who was educated at Trinity College, is a J.P, for County Tipperary and for King's Co. High Sheriff of King's County 1882, Inane, Roscrea; 12, Merrion Square West, Dublin; Inniscorrig Castle, Dalkey.
Here is some more information: http://landedestates.nuigalway.ie/LandedEstates/jsp/estate-show.jsp?id=3440
Representatives of Henry V. Jackson held the property in 1906 and it is still extant.
I will try to find out some more and if there are any Jacksons still living in the area.
regards
Dolores O'Shea
IrelandXO - Co. Offaly