9th of 10 children of John Harvey Blair (1839-1918) & Jemima Gunn (1841-1917)
Embarked from Wellington 26 July 1916 as Private 19103 with the 15th Reinforcements, J Company, NZEF.
On enlistment he was a Flaxmill Hand. His mother was next of kin at Takapau, Hawkes Bay