The engagement was announced in January, 2006, between Joshua W. Heaton-Armstrong, younger son of Patrick and Lynne Heaton-Armstrong, of Braddan, Isle of Man, and Rebekah R.R. Hanna, elder daughter of David and Rosalind Hanna, of Dublin, Ireland.
I do not have William's pedigree, but the Heaton-Armstrongs were Lords of the Manor of Roscrea, in King's County, Ireland.
William Charles Heaton-Armstrong, b. 1 Sept. 1853, was nineteen generations in descent *per distaff* from King Edward I, and 14 generations in descent from James II, King of Scots; he m. at Veldes, Austria, 7 Sept. 1885, Baroness Bertha Maximiliana, only surviving daughter of the fourth Baron Zois-Edelstein, of Schloss Egg, Carnolia, Austria, and had issue [i] William Duncan Francis, b. at Veldes, 29 Sept.1886; & [ii] John Dunamace, b. in Middlesex, 21 Feb. 1888.
Source: The Times