| Regimental number | 9445 |
| Place of birth | Zurich, Switzerland |
| Religion | Church of England |
| Occupation | Carpenter |
| Address | Mons, Queensland |
| Marital status | Widower |
| Age at embarkation | 44 |
| Height | 5' 7.5" |
| Weight | 150 lbs |
| Next of kin | Sister, Miss Anna Dahl, Mons via Palmwoods, Queensland |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Brisbane, Queensland |
| Rank on enlistment | Sapper |
| Unit name | 11th Field Company Engineers, Section 3 |
| AWM Embarkation Roll number | 14/30/1 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A29 Suevic on |
| Fate | Killed in Action |
| Age at death from cemetery records | 45 |
| Place of burial | Cite Bonjean Military Cemetery (Plot III, Row C, Grave No. 21), Armentieres, France |
| Panel number, Roll of Honour, Australian War Memorial | 23 |
| Miscellaneous information from cemetery records | Parents: Christian and Caroline DAHL, Mons, Palmwoods, Queensland. Born at Zurich, Switzerland |
| Other details |
War service: Western Front Killed in the field by explosion of high explosive shell. Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, DAHL John |