| Regimental number | 69770 |
| Date of birth | |
| Occupation | Contractor |
| Next of kin | Father, R Leef, Whirinaki, Hokianga |
| Rank on embarkation | Bombardier |
| Unit name | New Zealand Expeditionary Force, 38th Reinforcements, New Zealand Field Artillery |
| Embarkation details | Unit embarked from New Zealand on board Balmoral Castle on |
| The 'Balmoral Castle' left New Zealand, 24 April 1918; returned to Wellington, 27 April 1918; sailed again, 2 May 1918. | |
| Final rank | Bombardier |
| Final unit | New Zealand Field Artillery |
| Fate | Died of disease |
| Age at death from cemetery records | 28 |
| Place of burial | Whirinaki (Tongariro) Maori Cemetery |
| Miscellaneous information from cemetery records | Parents: Robert and Isabella Leef, Whirinaki, Northland |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Sources | Nominal Rolls Vol. 4: Roll 83, p. 15 |