Margot Asquith, Countess of Oxford and Asquith, born Emma Alice Margaret Tennant, was an Anglo-Scottish socialite, author and wit. From 1894 until his death in 1928, she was married to Herbert Henry Asquith, who served as Prime Minister of the United Kingdom from 1908 to 1916.On 10 May 1894, Margot married Herbert Henry Asquith and became a "spur to his ambition". She brought him into the glittering social world which he had in no way experienced with his first wife. She also became the unenthusiastic stepmother of five children who were bemused by this creature, so different from their quiet mother.