| Regimental number | 3278 |
| Place of birth | Unley, South Australia |
| School | Unley Public School, South Australia |
| Religion | Church of England |
| Occupation | Painter |
| Address | 5 Macklin Street, Hyde Park, South Australia |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Mother, Mrs E Lapthorne, 5 Macklin Street, Hyde Park, South Australia |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 16th Battalion, 11th Reinforcement |
| AWM Embarkation Roll number | 23/33/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A24 Benalla on |
| Rank from Nominal Roll | Corporal |
| Unit from Nominal Roll | 48th Battalion |
| Fate | Killed in Action |
| Place of death or wounding | Peronne, France |
| Age at death | 24 |
| Age at death from cemetery records | 24 |
| Place of burial | Jeancourt Communal Cemetery Extension (Plot III, Row D, Grave No. 13), France |
| Panel number, Roll of Honour, Australian War Memorial | 146 |
| Miscellaneous information from cemetery records | Parents: William and Emma LAPTHORNE, 5 Macklin Street, Unley, South Australia |
| Family/military connections | Brothers: 1822 Pte Reuben Graham LAPTHORNE, 27th Bn, died of wounds, 13 October 1915; [620] Lt John Harold LAPTHORNE MC, 27th Bn, returned to Australia, 10 May 1919. |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |