|Place of birth||Christchurch, New Zealand|
|Religion||Church of England|
|Age at embarkation||31.11|
|Next of kin||Brother, R. MacKay, 467 Tuam Street, Christchurch, New Zealand|
|Previous military service||Served in the Volunteers for 3 years.|
|Place of enlistment||Newcastle, New South Wales|
|Unit name||13th Battalion, 12th Reinforcement|
|AWM Embarkation Roll number||23/30/3|
|Embarkation details||Unit embarked from Sydney, New South Wales, on board HMAT A29 Suevic on
|Rank from Nominal Roll||Private|
|Unit from Nominal Roll||4th Machine Gun Battalion|
|Fate||Returned to Australia
War service: Egypt, Western Front
Allotted to and proceeded to join 45th Bn, 6 March 1916.
Transferred to 12th Brigade Machine Gun Company, 25 March 1916; taken on strength, Tel el Kebir, 26 March 1916.
Embarked Alexandria to join the British Expeditionary Force, 2 June 1916; disembarked Marseilles, France, 11 June 1916.
Wounded in action, 6 August 1916 (shrapnel wound, right knee), abnd admitted to No 2 Field Ambulance; transferred same day top Casualty Clearing Station, and thence to 6th General Hospital, Rouen; to England, 13 September 1916, and admitted to 3rd London General Hospital, 14 October 1916 (wound: mild); discharged, 16 October 1916.
Commenced return to Australia from Southampton on board HS 'Karoola', 16 October 1916; disembarked Sydney, 3 December 1916; discharged (medically unfit), Melbourne, 23 March 1917.Medals: British War Medal, Victory Medal
|Miscellaneous details||Name does not appear on Embarkation Roll.|
|Sources||NAA: B2455, MacKAY Joseph|