| Regimental number | 4283 |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | 13 Patrick Street, Melbourne, Victoria |
| Marital status | Married |
| Age at embarkation | 40 |
| Next of kin | Wife, Mrs E E O'Dea, 13 Patrick Street, Melbourne, Victoria |
| Enlistment date | 5 August 1915 |
| Rank on enlistment | Private |
| Unit name | 6th Battalion, 13th Reinforcement |
| AWM Embarkation Roll number | 23/23/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A64 Demosthenes on 29 December 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 6th Battalion |
| Fate | Returned to Australia 4 December 1918 |
| Miscellaneous details (Nominal Roll) | *Spelt Mathew O'Dea on NR |