| Regimental number | 3312 |
| Place of birth | Wasleys, South Australia |
| Religion | Methodist |
| Occupation | Farmer |
| Address | Whyte-Yarcowie, South Australia |
| Marital status | Single |
| Age at embarkation | 21 |
| Height | 5' 11.5" |
| Weight | 140 lbs |
| Next of kin | Father, Carl August Siebert, Whyte-Yarcowie, South Australia |
| Previous military service | Member for 2 years, Terowie Rifle Club; still serving at time of AIF enlistment. |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | 32nd Battalion, 7th Reinforcement |
| AWM Embarkation Roll number | 23/49/2 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A57 Malakuta on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 32nd Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: Carl and Lydia Sophia SIEBERT |
| Discharge date | |
| Other details |
War service: Western Front Embarked Adelaide, 27 June 1916; disembarked Devonport, England, 22 August 1916; marched in to 8th Training Bn, Larkhill, 24 August 1916. Proceeded overseas to France, 15 February 1917; taken on strength, 32nd Bn, in the field, 13 March 1917. Wounded in action, 12 October 1917; remained at duty. Admitted to 8th Australian Field Ambulance, 30 November 1917 (gastritis); discharged to duty, and rejoined Bn, 5 December 1917. On leave to United Kingdom, 26 July 1918; rejoined Bn from leave, 16 August 1918. Detached to Australian Corps Intelligence School, 28 October 1918. Admitted to 3rd Australian General Hospital, Abbeville, 29 October 1918 (influenza); discharged to duty, and rejoined Bn, 10 November 1918. On leave to Paris, 8 February 1919; rejoined Bn from leave, 25 February 1919. On leave to England, 3 March 1919; rejoined Bn from leave, 21 March 1919. Marched out to England for return to Australia, 17 April 1919; marched in to No 5 Group, Weymouth, 24 April 1919. Commenced return to Australia on board HT 'Port Lyttleton', 10 June 1919; disembarked Melbourne, 5 August 1919, for onward travel to Adelaide; discharged (termination of period of enlistment), Adelaide, 20 September 1919. Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 36 |
| Place of burial | Crystal Brook Cemetery, South Australia |