|Place of birth||Bundaberg, Queensland|
|Religion||Church of England|
|Age at embarkation||22|
|Next of kin||Mother, Mrs Elizabeth Sarah Maguire, Mount Perry, Queensland|
|Previous military service||Nil|
|Place of enlistment||Brisbane, Queensland|
|Rank on enlistment||Private|
|Unit name||52nd Battalion, 2nd Reinforcement|
|AWM Embarkation Roll number||23/69/3|
|Embarkation details||Unit embarked from Sydney, New South Wales, on board SS Hawkes Bay on
|Regimental number from Nominal Roll||Commissioned|
|Rank from Nominal Roll||Lieutenant|
|Unit from Nominal Roll||49th Battalion|
Unit: 49th Battalion
|Fate||Returned to Australia
|Miscellaneous details (Nominal Roll)||*second given name two spellings Osborne and Osborn|
War service: Egypt, Western Front
Embarked Sydney, 20 April 1916; disembarked Suez, 24 May 1916.
Embarked Alexandria, 6 June 1916; disembarked Plymouth, England, 16 June 1916.
Proceeded overseas to France, 16 September 1916; taken on strength, 52nd Bn, in the field, 28 September 1916.
Admitted to 37th General Hospital, St Omer, 25 October 1916 (mumps); discharged to Details, 9 November 1916; rejoined Bn, in the field, 13 November 1916.
Appointed Lance Corporal, 6 March 1917.
Appointed Corporal, 3 September 1917.
Detached to Australian Corps School, 12 January 1918; rejoined Bn, 22 February 1918.
Promoted Sergeant, 7 April 1918.
Transferred to 49th Bn, 16 May 1918.
Allotted letter 'A' to regimental number.
Detached to Australian Corps School, 8 July 1918; rejoined Bn, 17 August 1918.
Congratulated by GOC for School reports.
Reprimanded by CO, 49th Bn, 29 August 1918, for neglect of duty, i.e. failing to fully acquaint sentries with their duties.
On leave to United Kingdom, 8 September 1918; rejoined Bn from leave, 25 September 1918.
Appointed to attend Infantry Cadet School, England, 21 October 1918; joined No 13 Officer Cadet Bn, 8 November 1918, and appointed Cadet.
Appointed 2nd Lieutenant in AIF on probation, 6 January 1919.
Proceeded overseas to France, 24 January 1919; taken on strength, 49th Bn, 29 January 1919.
On leave to Paris, 21 February 1919; rejoined Bn, 2 March 1919.
Promoted Lieutenant, 6 April 1919.
Marched out to England, 20 May 1919, for return to Australia.
Admitted to 1st Australian Dermatological Hospital, Bulford, 14 July 1919 (venereal disease, contracted in Paris on leave); discharged, 24 July 1919.
Commenced return to Australia on board HT 'Ascanius', 23 September 1919; disembarked Sydney, 10 November 1919, for onward travel by rail to Brisbane; appointment terminated (discharged), Brisbane, 3 January 1920.Medals: British War Medal, Victory Medal
|Sources||NAA: B2455, MAGUIRE William Osborne|