Sir Leslie Orme Wilson, soldier, politician and governor, was born in London in 1876. He became a soldier in the Royal Marine Light Infantry, and progressed to Captain in 1901. He was awarded the Queen's Medal with 5 clasps and the Distinguished Service Order after being wounded in the South African war. In 1913 he won the seat of Reading and joined the House of Commons in 1914. Following service in Gallipoli and being wounded in France during World War I, he was appointed GCIE and became governor of Bombay in 1923. He made contributions to education and voluntary institutions, and was appointed GCSI in 1929. In 1932 he became governor of Queensland. He was awarded an honorary LL.D. from the University of Queensland in 1935, and in 1937 was appointed G.C.M.G. In 1946 he left office He died in England in 1955.

Ronald Martin Wilson joined his father in architectural practice in 1920 to form Alex. B. and R. Martin Wilson. After Alexander Wilson's retirement in 1928, Ronald Wilson continued the practice until 1955. He in turn was joined by his son, Blair M. Wilson, who had graduated from the University of Queensland. The Wilson firm is continued by Alexander Wilson's great-grandson, Hamilton Blair Wilson.

Reverend Robert Hugh Wilson was a minister who served in the Presbyterian missions to Aborigines, at Aurukun, Queensland (1908-1911), then in Western Australia, at Broome, Port George and Kunmunya, and from 22 November 1918 to 1940 at Mornington Island, Queensland.