| Regimental number | 23644 |
| Occupation | Dredgeman |
| Next of kin | Brother, John Williamson, Nevis via Cromwell |
| Rank on embarkation | Private |
| Unit name | New Zealand Expeditionary Force, 13th Reinforcements, Otago Infantry Battalion, D Company |
| Embarkation details | Unit embarked from Wellington on |
| Sources | Nominal Roll Vol. 2: Roll 33, p. 15 |