| Regimental number | 49000 |
| Occupation | Journalist |
| Next of kin | Father, Alexander Protheroe, Elgin, Canterbury |
| Rank on embarkation | Rifleman |
| Unit name | New Zealand Rifle Brigade, Reinforcements, G Company (Second Part) |
| Embarkation details | Unit embarked from Wellington on board HMNZT 95 Willochra on |
| Family/military connections | Brothers: 6/3132 Edwin PROTHEROE; 6/133 Driver William PROTHEROE, New Zealand Army Service Corps, died of disease, 15 July 1917. |
| Sources | Nominal Roll Vol. 3: Roll 66, p. 23 |