| Regimental number | 3589 |
| Place of birth | Yangan Queensland |
| Religion | Church of England |
| Occupation | Farmer |
| Address | Tannymorel via Warwick, Queensland |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, P Christian Ottosen, Tannymorel via Warwick, Queensland |
| Previous military service | 3rd ALH |
| Enlistment date | 8 November 1917 |
| Rank on enlistment | Private |
| Unit name | 41st Battalion, 9th Reinforcement |
| AWM Embarkation Roll number | 23/58/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board RMS Ormonde on 2 March 1918 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 41st Battalion |
| Fate | Returned to Australia 25 March 1919 |