| Regimental number | 864 |
| Place of birth | Nelsons Plains, Hunter River, New South Wales |
| School | Public School, Millers Forest, Hunter River, New South Wales |
| Religion | Church of England |
| Occupation | Farmer |
| Address | 114 Chapel Street, Marrickville, Sydney, New South Wales |
| Marital status | Married |
| Age at embarkation | 42 |
| Next of kin | Wife, Mrs Annie Osborn, 114 Chapel Street, Marrickville, Sydney, New South Wales |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Trooper |
| Unit name | 3rd Light Horse Regiment, 4th Reinforcement |
| AWM Embarkation Roll number | 10/8/2 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A17 Port Lincoln on |
| Rank from Nominal Roll | Trooper |
| Unit from Nominal Roll | 3rd Light Horse Regiment |
| Fate | Died of wounds |
| Place of death or wounding | Cairo Hospital, Palistine |
| Age at death | 45 |
| Age at death from cemetery records | 45 |
| Place of burial | Beersheba War Cemetery (Row C, Grave No. 63), Palestine |
| Panel number, Roll of Honour, Australian War Memorial | 4 |
| Miscellaneous information from cemetery records | Parents: William and Eliza OSBORN; husband of Annie OSBORN, 114 Chapel Street, Marrickville, New South Wales. Native of Nelson's Plains, Hunter River, New South Wales |
| Family/military connections | Brother: Company Sergeant Major Alfred Ernest Osborn, Regimental No. 258, 50th Battalion, returned to Australia 22 February 1917 |
| Miscellaneous details | Son of William and Eliza Osborn |