|Place of birth||Seymour, Victoria|
|School||Seymour State School, Victoria|
|Religion||Church of England|
|Address||State Savings Bank, Account No. 1128, Seymour Branch, Victoria|
|Age at embarkation||20|
|Next of kin||Father, Peter Wallin, Seymour, Victoria|
|Previous military service||Served for 3 years in the Senior Cadets; 1 year in the 57th Infantry, Citizen Military Forces; previously rejected for enlistment on account of varicose veins.|
|Place of enlistment||Melbourne, Victoria|
|Rank on enlistment||Private|
|Unit name||22nd Battalion, 10th Reinforcement|
|AWM Embarkation Roll number||23/39/3|
|Embarkation details||Unit embarked from Melbourne, Victoria, on board HMAT A18 Wiltshire on
|Rank from Nominal Roll||Lance Corporal|
|Unit from Nominal Roll||2nd Machine Gun Battalion|
|Other details from Roll of Honour Circular||Second given name Seymour on ROH.|
|Fate||Died of wounds
|Place of death or wounding||Amiens, France|
|Age at death||22.4|
|Place of burial||Villers-Bretonneux Military Cemetery (Plot XIX, Row B, Grave 3), Fouilloy, France|
|Panel number, Roll of Honour,|
Australian War Memorial
|Miscellaneous information from|
|Parents: Sarah Ann and Peter WALLIN|
|Family/military connections||Brother: 1643 Sergeant Charles Oscar WALLIN, 2nd Bn, returned to Australia, 8 May 1919.|
War service: Egypt, Western Front
Embarked Alexandria to join the British Expeditionary Force, 31 May 1916; disembarked Marseilles, France, 5 June 1916.
Joined 22nd Bn, in the field, 31 July 1916.
Transferred to 6th Machine Gun Company, 30 October 1916; taken on strength, 31 October 1916.
Admitted to 5th Australian Field Ambulance, 16 January 1917 (boils), and transferred to 36th Casualty Clearing Station; to Ambulance Train, 17 January 1917, and admitted to 10th General Hospital, Rouen, 18 January 1917; transferred to 2nd Convalescent Depot, Rouen, 20 February 1917; to to 55th Intermediate Base Depot, 26 February 1917; to Machine Gun Base Depot, Camiers, 27 February 1917; rejoined unit, in the field, 14 March 1917.
Admitted to 6th Field Ambulance, 17 March 1917 (boils), and transferred same day to 7th Field Ambulance; discharged to duty, 26 March 1917; rejoined unit, 27 March 1917.
Admitted to 5th Field Ambulance, 9 June 1917 (pyrexia, unknown origin), and transferred to 56th Casualty Clearing Station; to Ambulance Train No 29, 16 June 1917, and admitted to 1st Australian General Hospital, Rouen, 17 June 1917; transferred to England, 20 June 1917, and admitted to 1st Southern General Hospital, Edgbaston; discharged on furlough, 28 June 1917, to report to No 1 Command Depot, Perham Downs, 12 February 1917.
Marched out to Machine Gun Training Depot, Grantham , 8 August 1917.
Proceeded overseas to France, 18 October 1917; rejoined unit, in the field, Belgium, 22 October 1917.
Appointed Lance Corporal, 15 November 1917.
Detached to X Corps Gas School, Baeseltepe, 2 February 1918; rejoined unit from detachment, 10 February 1918.
Promoted Temporary Corporal, 22 June 1918.
Wounded in action, 11 August 1918 (shrapnel wound, head), and admitted to 10th Field Ambulance.
Died of wounds, 11 August 1918.Medals: British War Medal, Victory Medal
|Miscellaneous details||Given names incorrectly entered on Embarkation Roll as William Seyman .|