Margaret, 1930–2002, British princess, second daughter of King George VI and sister of Queen Elizabeth II, b. Glamis, Scotland. In 1960 she married a commoner, the photographer Antony Armstrong-Jones, who was created earl of Snowdon in 1961. They were divorced in 1978. They had two children: David, Viscount Linley (b. 1961), and Sarah (b. 1964).