| Regimental number | 2617 |
| Place of birth | Mooloolah, Queensland |
| School | Meddiran Plains State School, Queensland |
| Religion | Methodist |
| Occupation | Fruit grower |
| Address | Mooloolah, Queensland |
| Marital status | Single |
| Age at embarkation | 34 |
| Height | 5' 8" |
| Weight | 140 lbs |
| Next of kin | Father, Thomas Maddock, Mooloolah, Queensland |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Brisbane, Queensland |
| Rank on enlistment | Private |
| Unit name | 41st Battalion, 5th Reinforcement |
| AWM Embarkation Roll number | 23/58/2 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A55 Kyarra on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 41st Battalion |
| Fate | Died of wounds |
| Place of death or wounding | France |
| Age at death | 36 |
| Age at death from cemetery records | 35 |
| Place of burial | Trois-Arbres Cemetery (Plot I, Row V, Grave No. 38), Steenwerck, France |
| Panel number, Roll of Honour, Australian War Memorial | 134 |
| Miscellaneous information from cemetery records | Parents: Thomas and Barbara MADDOCK. Native of Mooloolah, Queensland |
| Other details |
War service: Western Front Embarked Brisbane, 17 November 1916; disembarked Plymouth, England, 30 January 1917; marched in to 11th Training Bn, Durrington. Proeeded overseas to France, 14 June 1917; marched in to 3rd Australian Division Base Depot, Rouelles, 15 June 1917; taken on strength, 41st Bn, in the field, 12 July 1917. Wounded in action, 1 August 1917 (shrapnel wound, abdomen); admitted same day to 11th Australian Field Ambulance; died of wounds, 2nd Casualty Clearing Station, 2 August 1917; buried same day, Trois Arbres Cemetery, Steenwerck. Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, MADDOCK James Donald |