Alexander Brown Wilson was born in Glasgow, Scotland in 1857. In 1864 his family emigrated to Brisbane. He established his own architectural practice in Brisbane in 1884, and was joined by his architect-engineer son, Ronald Martin Wilson in 1920. 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.

Alexander Brown Wilson was born in Glasgow, Scotland in 1857. In 1864 his family emigrated to Brisbane. He established his own architectural practice in Brisbane in 1884, and was joined by his architect-engineer son, Ronald Martin Wilson in 1920. After Alexander Wilson's retirement in 1928, Ronald Wilson continued the practice.

Professor Wilson was a graduate of the University of South Australia Later, he completed a MSc under the supervision of Sir Douglas Mawson. Following his placement at the University of Western Australia, Wilson was appointed head of the Department of Geology and Mineralogy at the University of Queensland, 1960 to 1986.

Alexander Herbert 'Spearline' Wilson worked as a surveyor on Tulagi, British Solomon Islands from 1919, and served as Government Surveyor from 1934-1939 and then Commissioner of Lands and Public Works, Registrar of Land Titles and Chairman of the Mining Board from 1939-1942. He was evacuated to Sydney in 1942 and returned to Tulagi in 1944 to reestablish the Lands Department. He retired in 1946. He married Jessie Watts, a nurse at the Tulagi Hospital.

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