| Regimental number | 810 |
| Place of birth | Cork, Ireland |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Nyora Street, Newmarket, Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 35 |
| Height | 5' 4" |
| Weight | 143 lbs |
| Next of kin | Brother, Cornelius Deasy, Nyora Street, Newmarket, Melbourne, Victoria |
| Previous military service | Nil |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Melbourne, Victoria |
| Rank on enlistment | Driver |
| Unit name | 29th Battalion, C Company |
| AWM Embarkation Roll number | 23/46/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A11 Ascanius on |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 5th Division Train |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Egypt, Gallipoli, Western Front Embarked, Melbourne, 10 November 1915; disembarked, Suez, Egypt, 26 December 1915. Embarked, Alexandria, to join the British Expeditionary Force, 16 June 1916; disembarked, Marseilles, France, 23 June 1916; on leave, 21 July 1917; returned from leave, 2 August 1917; on leave to the United Kingdom, 29 September 1918; rejoined from leave, 17 October 1918; detached to the 18th Army Service Corps from the 29th Bn, 17 October 1918; transferred to and taken on strength of the 32nd Bn, 30 October 1918; transferred to and taken on strength of the 18th Australian Army Service Corps, 12 November 1918. Marched out to England for return to Australia, 14 March 1919; marched into Weymouth Command Depot, England, 15 March 1919. Commenced return to Australia on board HT 'Devanha', 8 May 1919; discharged, Melbourne, 15 August 1919. Medals: 1914-15 Star, British War Medal, Victory Medal Victory Medal returned, 10 May 1923. |
| Sources | NAA: B2455, DEASY John Joseph |