Simon Kenlis Maxwell, 13th Baron Farnham (born 12 December 1933), holds an Irish peerage title. The current Lord Farnham is the son of Somerset Arthur Maxwell, and grandson of Arthur Maxwell, 11th Baron Farnham. He married on the 5 May 1964 to Karol Ann Prior-Palmer (19 December 1938 - 3 July 2014), daughter of Maj.-Gen. George Erroll Prior-Palmer and Katherine Edith Bibby. On his brother's death, he succeeded to the barony on the 22 March 2001. He has successfully proven his succession to the Baronetcy of Calderwood and is therefore on the Official Roll of the Baronetage (for more information, follow this external link). His sister-in-law, Diana Marion, the Lady Farnham, widow of 12th Baron Farnham, is Lady of the Bedchamber to Her Majesty Queen Elizabeth II. Lady Farnham rode alongside the Queen on the way to the Diamond Jubilee service on 5 June 2012 in the absence (through illness) of the Duke of Edinburgh.