| Regimental number | 23/814 |
| Address | 5 Swanson Street, Auckland |
| Marital status | Married |
| Next of kin | Wife, Mrs Betty Lonsdale, Boerne Hospital, O Farimagsgade 34, Copenhagen, Denmark |
| Rank on embarkation | Sergeant |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 1st Battalion, New Zealand Rifle Brigade, C Company |
| Embarkation details | Unit embarked from Wellington on board Mauganui on |
| Final rank | 2nd Lieutenant |
| Final unit | 3rd Battalion, New Zealand Rifle Brigade |
| Fate | Died of wounds |
| Age at death from cemetery records | 33 |
| Place of burial | Abbeville Communal Cemetery Extension Plot I, (Row B, Grave No 21), France, |
| Miscellaneous information from cemetery records | Parents: Mr & Mrs John Lonsdale, Stockton-on-Tees, England; Wife: Betty Lonsdale, Klejtrup pr. Hobro, Denmark |
| Other details |
War service: Egypt, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: C Company/1st NZRB |