| Regimental number | 15927 |
| Occupation | Farmer |
| Next of kin | Father, George Lyall, St Andrew's, South Canterbury |
| Rank on embarkation | Rifleman |
| Unit name | New Zealand Expeditionary Force, New Zealand Rifle Brigade, 6th Reinforcements to 3rd Battalion, G Company |
| Embarkation details | Unit embarked from Wellington on board Waitemata on |
| Final rank | Rifleman |
| Final unit | 3rd Battalion, New Zealand Rifle Brigade |
| Fate | Killed in Action |
| Age at death from cemetery records | 30 |
| Place of burial | No known grave |
| Commemoration details | Messines Ridge British Cemetery (Special Memorial C 17), Mesen, Belgium |
| Miscellaneous information from cemetery records | Parents: George and Helen Lyall, St Andrew's, Timaru |
| Family/military connections | Brothers: 15560 Angus Lyall; 46235 Corporal William Carnegie LYALL, 2nd Bn, Auckland Infantry Regiment, killed in action, 11 October 1918. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 37, p. 18 |