| Regimental number | 7837 |
| Place of birth | Woodville, South Australia |
| School | St Peter's College School, Adelaide, South Australia |
| Religion | Church of England |
| Occupation | Farmer |
| Address | Katanning, Western Australia |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, John Campbell Warren, Warren Road, Katanning, Western Australia |
| Previous military service | Served in the Katanning Squadron 20th Light Horse. |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 16th Battalion, 26th Reinforcement |
| AWM Embarkation Roll number | 23/33/6 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A7 Medic on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 16th Battalion |
| Other details from Roll of Honour Circular | Very successful as section leader over hurdles, also bareback over hurdles. |
| Fate | Killed in Action |
| Place of death or wounding | Guedecourt, near Bapaume, France |
| Age at death | 21 |
| Place of burial | Heath Cemetery (Plot Vi, Row G, Grave 17), Harbonnieres, France |
| Panel number, Roll of Honour, Australian War Memorial | 81 |
| Miscellaneous information from cemetery records | Parents: John Campbell and Lillie May Dale WARREN. |
| Family/military connections | 2nd Cousin Major Carew Regnell 8th Light Horse killed Gallipoli. Cousin T R Hogarth 8th Light Horse killed Beersheba. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |