| Regimental number | 2494 |
| Place of birth | Yorkshire England |
| Religion | Roman Catholic |
| Occupation | Slaughterman |
| Address | 16 Ellesmere Street, Kensington, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 38 |
| Next of kin | Father, Malachi Duffecy, 16 Ellesmere Street, Kensington, Sydney, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 1st Battalion, 7th Reinforcement |
| AWM Embarkation Roll number | 23/18/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A67 Orsova on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 53rd Battalion |
| Fate | Killed in Action |
| Miscellaneous details (Nominal Roll) | *Spelt Thomas Emmet Duffecy on NR |
| Place of burial | Rue-Du-Bois Military Cemetery (Plot I, row B, Grave No. 2), Fleurbaix, France |
| Panel number, Roll of Honour, Australian War Memorial | 157 |
| Miscellaneous information from cemetery records | Town. Kensington, New South Wales |