| Regimental number | 2/1787 |
| Address | Pukahu, Hastings |
| Marital status | Single |
| Next of kin | Father, H Hallgarth, Mount Erin, Pukahu, Hastings |
| Rank on embarkation | Gunner |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 5th Reinforcements, New Zealand Field Artillery |
| Embarkation details | Unit embarked from Wellington on board Maunganui on |
| Final rank | Bombardier |
| Final unit | New Zealand Field Artillery |
| Fate | Died of wounds |
| Age at death from cemetery records | 23 |
| Place of burial | Boulogne Eastern Cemetery (Plot IX, Row B, Grave No 36), France |
| Miscellaneous information from cemetery records | Parents: Henry and Janet Hallgarth, Mount Eden |
| Other details |
War service: Egypt, Gallipoli, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Field Artillery/Fifth |