
Lawrence Johnstone was born in Midlothian, Scotland in March 1871. He was the son of William and Margaret Johnstone, of Edinburgh; and husband of Grace I. G. Johnstone (who served as a Nursing Sister with the 7th Canadian Stationary Hospital and was awarded the Associate Royal Red Cross (A.R.R.C.) Medal in 1917) of Hillfoot, Dollar, Clackmannanshire.
Johnstone resided with his wife prior to the Great War in Calgary, Canada, having had previous military service with the 3rd and 4th Battalions, Cameronians and with the 6th Battalion, Manchester Regiment.
Johnstone was commissioned into the 50th (Calgary) Battalion, Canadian Infantry, 4 January 1915. He served during the Great War in the UK, including with the Ministry of Munitions, and was accidentally killed in the Kitchen Gardens, Chatsworth House, Derbyshire, on 20 May 1917.
Major Johnstone is buried in Edensor (St Peter) Churchyard, Chatsworth, England.
