| Regimental number | 13/2732 |
| Occupation | Driver |
| Marital status | Single |
| Next of kin | Mother, Mrs S R Buchanan, 9 Eden Street, Eden Terrace, Auckland |
| Rank on embarkation | Trooper |
| Unit name | New Zealand Expeditionary Force, 9th Reinforcements, Auckland Mounted Rifles, A Squadron |
| Embarkation details | Unit embarked from Wellington on board HMNZT 37 Maunganui on |
| Final rank | Gunner |
| Final unit | New Zealand Field Artillery |
| Fate | |
| Age at death from cemetery records | 21 |
| Place of burial | St Sever Cemetery Extension (Section P, Plot III, Row T, Grave No 9A), Rouen, France |
| Miscellaneous information from cemetery records | Listed on the Commonwealth War Graves Commission as Sydney Lewis Buchanan. Parents: Sarah Buchanan, Pukekohe, Auckland, and the late Arthur Buchanan |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |
| Sources | Nominal Roll Vol. 2: Roll 21, p. 2 |