| Regimental number | 6/1333 |
| Date of birth | |
| Place of birth | Kaiapoi |
| Religion | Methodist |
| Occupation | Teamster |
| Address | c/o G S Blackmore, Kaiapoi |
| Marital status | Single |
| Age at embarkation | 20 |
| Height | 5' 4" |
| Weight | 126 lbs |
| Next of kin | Father, John Lydster, Kaiapoi |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Christchurch |
| Rank on embarkation | Private |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 2nd Reinforcements, Canterbury Infantry Battalion |
| Embarkation details | Unit embarked from Wellington on board Willochra on |
| Final rank | Private |
| Final unit | Canterbury Infantry Battalion |
| Fate | Killed in Action |
| Age at death from cemetery records | 21 |
| Place of burial | No known grave |
| Commemoration details | Chunuk Bair (New Zealand) Memorial (Panel 13), Gallipoli, Turkey |
| Miscellaneous information from cemetery records | Parents: John and Ellen Lydster, Kaiapoi |
| Family/military connections | Brother: 13/384 Robert LYDSTER |
| Other details |
War service: Egypt, Gallipoli Wounded in action, slight, remained at duty, 8 May 1915. Killed in action, 18 August 1915. Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Canterbury Infantry Batln/Second |
| Sources | Archives New Zealand (Wellington), Agency AABK, Series 1880, File 10921191 |