| Regimental number | 15503 |
| Occupation | Student |
| Next of kin | Mother, Mrs S E De Roo, 22 Baretta Street, Spreydon, Christchurch |
| Rank on embarkation | Lance Corporal |
| Unit name | New Zealand Expeditionary Force, 15th Reinforcements (1st Draft), Canterbury Infantry Battalion, C Company |
| Embarkation details | Unit embarked from Wellington on board Waitemata on |
| Family/military connections | Brother: 6/3679 William Frederick DE ROO |
| Sources | Nominal Roll Vol. 2: Roll 37, p. 7 |