Margaret Montgomery Pirrie (1857 - 1935):
Margaret Carlile married Viscount Pirrie in 1879 and became the first woman Justice of the Peace in Belfast and also the first to receive the freedom of the city. She was involved in charity work and was President of the Royal Victoria Hospital. She was elected to the Senate of Queen's University, Belfast and was President of Harland & Wolff, the Belfast shipbuilding firm. She died in London.