Stewart was born in
Leghorn,
Grand Duchy of Tuscany. He trained as a medical doctor at
University of Edinburgh, but he never practiced as a doctor. He also studied with
Joseph Lister at
Aberdeen. He married Emily Mary Otter in 1878. He served as Chief of
Hamilton Police in
Hamilton for six years. In 1885, he was sent to act as
Marshall of the Court for the
Trial of Louis Riel. Electricity was installed in City Hall during his two-year term. In 1898, he joined an expedition to the Yukon gold fields. He died of
scurvy on
Somewhere Island,
Yukon, at the confluence of the
Peel and
Beaver Rivers, March 13, 1899, and was buried there. ==References==