| Place of birth | Ballarat, Victoria |
| Other Names | CALLINAN, Laurence Hurley |
| School | St Ignatius, Richmond, Victoria (Catholic) |
| Religion | Roman Catholic |
| Occupation | Clerk |
| Address | 147 Hoddle Street, West Richmond, Victoria |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Mother, Mrs M Callinan, 147 Hoddle Street, West Richmond, Victoria |
| Previous military service | 25th Battery Australian Field Artillery; Served in Australian Citizen Military Forces 8th and 31st Batteries Artillery as 2Lt. |
| Enlistment date | |
| Rank on enlistment | Lieutenant |
| Unit name | Divisional Ammunition Column 1, Reinforcement 11 |
| AWM Embarkation Roll number | 25/89/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on |
| Rank from Nominal Roll | Captain |
| Unit from Nominal Roll | 1st Division Artillery |
| Other details from Roll of Honour Circular | Died in hospital in Rouen. |
| Fate | Died of wounds |
| Age at death | 24 |
| Place of burial | St. Sever Cemetery (Plot C, Row 4, Grave No. 1), Rouen, France |
| Panel number, Roll of Honour, Australian War Memorial | 17 |
| Miscellaneous information from cemetery records | Parents: John and Mary CALLINAN, 14 Walpole Street, Kew, Victoria. Native of Ballarat |
| Family/military connections | Brother: Second Lieutenant Frank Paul CALLINAN, 118th Howitzer Battery, died of wounds, 6 May 1917. |