| Regimental number | 36411 |
| Occupation | Farmer |
| Next of kin | Brother, George Callaghan, Methven, Canterbury |
| Rank on embarkation | Rifleman |
| Unit name | New Zealand Expeditionary Force, New Zealand Rifle Brigade Reinforcements, G Company |
| Embarkation details | Unit embarked from Wellington on board HMNZT 75 Waitemata on |
| Age at death from cemetery records | 23 |
| Place of burial | Methven Cemetery (Plot 71) |
| Miscellaneous information from cemetery records | Parents: Alexander Knox Callaghan and Sarah Jane Callaghan (nee Dickie), 120 Wills Street, Ashburton. Born at Doyleston, Canterbury. Served on the Western Front 1917-18. |
| Sources | Nominal Roll Vol. 3: Roll 52, p. 29 |