| Regimental number | 622 |
| Date of birth | |
| Place of birth | London, England |
| Religion | Roman Catholic |
| Occupation | Rubber planter |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Father, John Charles Mardel, 149 Cannon Street, London Ec, England |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 15th Battalion, D Company |
| AWM Embarkation Roll number | 23/32/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board Transport A40 Ceramic on |
| Regimental number from Nominal Roll | 3184 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 47th Battalion |
| Fate | Returned to Australia |
| Other details |
First enlisted at Private F C MARDEL No. 622 in 1914 and then re-enlisted as Private No. 3184 on 4 November 1916 in the 47th Battalion, 8th Reinforcement. He sailed from Sydney on the HMAT A64 "Demosthenes" on 22 December 1916. When he enlisted the second time he gave his occupation as a journalist from Wickham Terrace, Brisbane aged 32 years. Next of kin was his wife, Mrs Ada Dorothy Mardel, care of Mrs Doctor Brymaro, Harcourt Street, New Farm, Brisbane, Queensland Son of John Charles and Marie Kathleen Mardel |
| Date of death | |
| Age at death | 48 |
| Place of burial | Cheltenham Cemetery, Melbourne, Victoria on 27 September 1937 |