| Regimental number | 149 |
| Place of birth | Roma, Queensland |
| School | Northern Road State School, Roma, Queensland |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Roma, Queensland |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, MacAlexis Tardent, Yoorne, Roma, Queensland |
| Previous military service | Nil |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 14th Light Horse Regiment, A Squadron |
| AWM Embarkation Roll number | 10/19/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A72 Beltana on |
| Regimental number from Nominal Roll | 40 |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 25th Battalion |
| Other details from Roll of Honour Circular | "Is of an honourable French speaking Swiss family, originally from the Valley of the 'Ormonts', Canton of Vaud, Switzerland." (details from sister) |
| Fate | Died of wounds |
| Place of death or wounding | Morlancourt, France |
| Age at death | 24.3 |
| Age at death from cemetery records | 24 |
| Place of burial | Querrieu British Cemetery (Row B, Grave No. 40), France |
| Panel number, Roll of Honour, Australian War Memorial | 106 |
| Miscellaneous information from cemetery records | Parents: Mark Alexis and Julie Elise TARDENT. Native of Roma, Queensland |
| Family/military connections | Cousins: Lt Jules Louis TARDENT, 42nd Bn, returned to Australia; 7359 Corporal Emile Auguste TARDENT, returned to Australia; 729 Edward Felix TARDENT, 42nd Bn, killed in action, nr Warneton, Belgium, 31 July 1917. |