| Regimental number | 442 |
| Place of birth | Waroona Western Australia |
| Religion | Methodist |
| Occupation | Teamster |
| Address | Myrtle Lodge, James Street, East Guildford, Western Australia |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, Wm Lydiate, Bush Landing, Lion Mill, Western Australia |
| Previous military service | 85th Infantry |
| Enlistment date | 1 February 1916 |
| Date of enlistment from Nominal Roll | 7 February 1916 |
| Rank on enlistment | Private |
| Unit name | 44th Battalion, B Company |
| AWM Embarkation Roll number | 23/61/1 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A29 Suevic on 6 June 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | Australian Army Veterinary Hospital |
| Fate | Returned to Australia 21 March 1919 |
| Family/military connections | Brother: 3171 Pte Albert LYDIATE, 46th Bn, killed in action, |
| Other details | Medals: British War Medal, Victory Medal |