| Regimental number | 242 |
| Place of birth | Dunedin, New Zealand |
| School | Auckland College and Grammar School, New Zealand |
| Religion | Church of England |
| Occupation | Fruit preserver |
| Address | c/o Captain George, Nelson Street, Mont Albert, Victoria |
| Marital status | Single |
| Age at embarkation | 31 |
| Next of kin | Sister, Anna Eliz. Agusta Sellgren, c/o Captain George, Nelson Street, Mont Albert, Victoria |
| Enlistment date | |
| Rank on enlistment | Corporal |
| Unit name | 22nd Battalion, A Company |
| AWM Embarkation Roll number | 23/39/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A38 Ulysses on |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 22nd Battalion |
| Fate | Killed in Action |
| Miscellaneous details (Nominal Roll) | *Given name Claude John |
| Place of death or wounding | Pozieres, Somme Sector, France |
| Age at death | 32 |
| Age at death from cemetery records | 33 |
| Place of burial | Serre Road Cemetery No. 2 (Plot X, Row M, Grave No. 4), France |
| Panel number, Roll of Honour, Australian War Memorial | 97 |
| Miscellaneous information from cemetery records | Parents: John and amy SELLGREN |