| Regimental number | 27694 |
| Occupation | Law clerk |
| Next of kin | Father, F J Tonkin, Ellison Road Hastings |
| Rank on embarkation | 2nd Lieutenant |
| Unit name | New Zealand Expeditionary Force, 20th Reinforcements (1st Draft), Auckland Infantry Battalion, A Company |
| Embarkation details | Unit embarked from Wellington on board Port Lyttelton on |
| Harbour records indicate that the actual date of sailing was 8 December 1916. | |
| Sources | Nominal Roll Vol. 2: Roll 47, p. 1 |