Source: Found during research on a scout blog post. Somehow missed during Nominal Roll research.
Family Search: Private John Henry Smith was born on 7 December 1875, in Edmonton, London, England, United Kingdom as the son of Smith. He married Louisa Matilda Taylor in 1917, in Wokingham, Berkshire, England, United Kingdom. They were the parents of at least 1 daughter. He immigrated to Canada in 1910 and lived in Brampton, Peel, Ontario, Canada in 1921. He registered for military service in 1915. In 1915, at the age of 40, his occupation is listed as labourer. He died on 13 February 1954, at the age of 78, and was buried in Brampton Cemetery, Brampton, Peel, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 