| Regimental number | 3096 |
| Place of birth | Parramatta, New South Wales |
| School | Public School, New South Wales |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Macquarie Street, Parramatta, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Height | 5' 7" |
| Weight | 145 lbs |
| Next of kin | Mother, Florence Barry |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Sydney, New South Wales |
| Rank on enlistment | Private |
| Unit name | 17th Battalion, 7th Reinforcement |
| AWM Embarkation Roll number | 23/34/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A29 Suevic on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 53rd Battalion |
| Fate | Killed in Action |
| Age at death from cemetery records | 22 |
| Place of burial | No known grave |
| Commemoration details | V.C. Corner (Panel No 8), Australian Cemetery Memorial, Fromelles, France |
| Panel number, Roll of Honour, Australian War Memorial | 157 |
| Miscellaneous information from cemetery records | Son of Florence BARRY (formerly JOHNSTON). Native of Parramatta, New South Wales |
| Family/military connections | Brother-in-law: 4867 Pte James Edward COOK, 53rd Bn, killed in action, 1 September 1918. |
| Other details |
War service: Egypt, Western Front Allotted to 53rd Bn, Moascar, 3 April 1916; joined 53rd Bn, Ismailia, 3 April 1916. Embarked Alexandria to join the British Expeditionary Force, 19 June 1916; disembarked Marseilles, France, 28 June 1916. Reported as missing in action, 19 July 1916. Previously reported missing, now, 3 October 1916, reported killed in action. Translation of undated German report: 'Identity Disc handed over by Intell: Off: of 6th Army Hd. Qrs. 17/8/16[.] Herewith is confirmed Death Card according to which Australian Prisoner of War Pte. G. H. Johnston, Iden: Disc 3096, 53 Btn., died on 19/7/16.' Red Cross File No 1450510 has staement from 3390 Pte P. HAMMOND, a Company, 53rd Bn, 16 February 1917: 'A man named H. Johnston (I don't know his number) was killed right close alongside of me in the German trench near Armentieres on the morning after the charge. A bomb got him in the stomach. He was left there when we came away.' Medals: British War Medal, Victory Medal |
| Miscellaneous details | Mother's address subsequently 7 Darcy Street, Parramatta South, New South Wales. |
| Sources | NAA: B2455, JOHNSTON George Henry
Red Cross File No 1450510 |