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.
Lady Mary Hamilton Lady Mary Hamilton or Lady Mary Walker ("née" Leslie; 8 May 1736 – 29 February 1821) was a Scottish novelist of the 18th century. She was the youngest daughter of Alexander Leslie, 5th Earl of Leven and the mother of James Walker, a Rear admiral in the British Royal Navy.