| Regimental number | 6802 |
| Place of birth | Bergen, Norway |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Townsville, Queensland |
| Marital status | Single |
| Age at embarkation | 28 |
| Next of kin | Father, Martin Ellingsen, Bergen, Norway |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 25th Battalion, 20th Reinforcement |
| AWM Embarkation Roll number | 23/42/6 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A20 Hororata on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 9th Battalion |
| Fate | Returned to Australia |
| Other details |
War service: Western Front Commenced return to Australia on board HT '', ; discharged |
| Sources | NAA: B2455, ELLINGSEN Oskar |