| Regimental number | 6498 |
| Place of birth | West Meath, Ireland |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Narrogin, Western Line, Western Australia |
| Marital status | Single |
| Age at embarkation | 27 |
| Next of kin | Father, Thomas McLavin, Castletown, County Westmeath, Ireland |
| Enlistment date | 20 December 1915 |
| Place of enlistment | Blackboy Hill, Western Australia |
| Rank on enlistment | Sapper |
| Unit name | 4th Field Company Engineers, Reinforcement 4 |
| AWM Embarkation Roll number | 14/23/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A67 Orsova on 11 March 1916 |
| Rank from Nominal Roll | Sapper |
| Unit from Nominal Roll | 4th Field Company Engineers |
| Fate | Returned to Australia 4 June 1919 |
| Sources | NAA: B2455, McLAVIN Joseph Michael |