From Telegraph & Times of 25 May 2012:
MR C D L STANLEY and MISS K L HERIOT MATILAND – The engagement is announced between Douglas, elder son of Mr and Mrs Martin Stanley, of Oxted, Surrey, and Katherine eldest daughter of Mr and Mrs Patrick Heriot Maitland of Fossoway, Kinross.
(Charles) Douglas Llewellyn (b 1982) s of Martin John Llewelyn STANLEY ((b 1952), 3xgt gs of the 13th Earl of DERBY, and Philippa Alison Beauvais (b 1953, reg September, Middlesex) d of Wilfred Beric SOUTHWELL of Ide Hill, Sevenoaks and __ BISHOP.
Katherine Louise (b 1983) d of Patrick Richard HERIOT MAITLAND (b 1947), scion of the earls of LAUDERDALE (descended from the 6th earl and his SEAFIELD scion wife) and the earls of DUNDEE and the viscounts of OXFUIRD, and Marilyn Lois d of Russell GRANT of St Petersburg, Florida, USA.