What is the name of the paternal grandfather of Lady Margarita Armstrong-Jones ?
Lady Margarita Armstrong-Jones Lady Margarita Elizabeth Rose Alleyne Armstrong-Jones (born 14 May 2002) is the only daughter and youngest child of the Earl and Countess of Snowdon. She is the only granddaughter of Princess Margaret and the first of three granddaughters of the 1st Earl of Snowdon.
Prince John of the United Kingdom Prince John of the United Kingdom (John Charles Francis; 12 July 1905 – 18 January 1919) was the fifth son and youngest of the six children born to King George V and his wife, Queen Mary. At the time of John's birth, his father was the Prince of Wales and heir apparent to the reigning monarch of the United Kingdom, Edward VII. In 1910, George succeeded to the throne upon Edward's death and John became the fifth in line of succession.