Alexander MacDonald Thomson (27 September 1863 – 28 July 1924)[1][2] was a Scottish civil engineer who served as Colonial Treasurer of Hong Kong from 1899 to 1918.
[3][4] Thomson lived first in India, where he joined the Freemasons.
By July 1898, he was Acting Colonial Treasurer and Collector of Stamp Revenue and he stood in for a few months as Acting Colonial Secretary for Sir Henry May in 1909, then twice more in 1910 and 1912.
When Thomson retired in 1918, on a pension of HK$4,200, he was Colonial Treasurer.
Thomson died at Mt Zion Hospital in San Francisco in 1924 of cancer of the esophagus and pancreas.