| Regimental number | 6702 |
| Place of birth | Mount Gambier, South Australia |
| School | Mount Gambier State School, South Australia |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Mount Gambier, South Australia |
| Marital status | Single |
| Age at embarkation | 25 |
| Height | 5' 6" |
| Weight | 143 lbs |
| Next of kin | Father, Mr A Addems, Mount Gambier, South Australia |
| Previous military service | Nil |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Cootamundra, New South Wales |
| Rank on enlistment | Private |
| Unit name | 14th Battalion, 22nd Reinforcement |
| AWM Embarkation Roll number | 23/31/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT SS Port Napier on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 29th Battalion |
| Fate | Died of disease |
| Place of death or wounding | France |
| Date of death | |
| Age at death | 26 |
| Age at death from cemetery records | 26 |
| Place of burial | Brookwood Military Cemetery (Plot XI, Row D, Grave No. 9), Surrey, England |
| Panel number, Roll of Honour, Australian War Memorial | 115 |
| Miscellaneous information from cemetery records | Parents: Alfred and Elizabeth ADDEMS. Native of Mount Gambier, South Australia |
| Family/military connections | Brother: 2333 Pte Percival Edwin ADDEMS, 5th Pioneer Bn, returned to Australia, 9 December 1918. |
| Other details |
War service: Western Front Embarked for England from France, 18 July 1917 (bronchitis). Died of disease, 4th London General Hospital, 7 August 1917 (unresolved inflammation, upper lobe of right lung; operation for release of hear failure). Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, ADDEMS William Charles |