| Regimental number | 1721 |
| Place of birth | Gunnedah, New South Wales |
| School | Catholic School, New South Wales |
| Religion | Roman Catholic |
| Occupation | Motor driver |
| Address | Guyra, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Mother, Mrs M Lavis, Guyra, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 19th Battalion, 2nd Reinforcement |
| AWM Embarkation Roll number | 23/36/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A61 Kanowna on |
| Regimental number from Nominal Roll | 1721A |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 18th Battalion |
| Other details from Roll of Honour Circular | Tom left Egypt 15th August 1915 for Dardanelles, and was there until time of evacuation. Then met his brother William at Tel-el-Kaber camp and was transferred to 18th Battalion. Then both sailed for France, went into trenches 11th April 1916 until of death. |
| Fate | Killed in Action |
| Place of death or wounding | Amiens, France |
| Age at death | 22 |
| Age at death from cemetery records | 22 |
| Place of burial | Brewery Orchard Cemetery (Plot IV, Row C, Grave No. 24), Bois-Grenier, France |
| Panel number, Roll of Honour, Australian War Memorial | 86 |
| Miscellaneous information from cemetery records | Parents: Dennis and Mary LAVIS, Guyra, New South Wales |
| Family/military connections | Brother William Lavis. |
| Other details |
War service: Egypt, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |