The engagement was announced 26 January, 2007, between Alexander Burton Conyngham, styled Viscount Slane (b. 30 Jan 1975), elder son of the Earl of Mount Charles (b. 23 May 1951), of Slane Castle, Co Meath, and his former 1st wife, Juliet, Countess of Mount Charles, Fonthill Bishop, Wiltshire, and Carina Suzanne Bolton (b. 1976), elder daughter of the late Mr Nicholas George Bolton and the Hon Mrs Lavinia Valerie Bolton (nee Woodhouse) (b. 1943), Chelsea, London.
Alexander, Viscount Slane is the grandson and eventual heir of the 7th Marquess Conyngham, and Carina is a granddaughter maternally of the late 4th Lord Terrington (1915-2001).