| Regimental number | 2790 |
| Date of birth | 9 July 1890 |
| Place of birth | Killarney Queensland |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Killarney, Queensland |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Mother, Mrs Martha Arbuthnot, Killarney, Queensland |
| Enlistment date | 21 December 1915 |
| Rank on enlistment | Private |
| Unit name | Australian Remount Unit 2, Reinforcement 4 |
| AWM Embarkation Roll number | 28/3/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A57 Malakuta on 16 March 1916 |
| Regimental number from Nominal Roll | 2790A |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Remount Unit |
| Fate | Returned to Australia 17 July 1919 |
| Family/military connections | Brother: 3453 Pte Robert Roy ARBUTHNOT, 25th Bn, killed in action, 29 July 1916. |
| Miscellaneous details | Full name: Walter George ARBUTHNOT |
| Date of death | 5 August 1966 |
| Age at death | 76 |
| Place of burial | Cremated: ashes interred in Lawn Cemetery, Albany, Brisbane, Queensland. |