| Regimental number | 12/901 |
| Address | Kohukohu |
| Marital status | Single |
| Next of kin | William Costello, Te Pu, Rotorua |
| Rank on embarkation | Private |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, Main Body, Auckland Infantry Battalion |
| Embarkation details | Unit embarked from Wellington on |
| The Auckland Infantry Battalion in the Main Body left New Zealand on board two ships, HMNZT 8 ('Star of India') and HMNZT 12 ('Waimana'). It is not possible from the Nominal Roll to determine on which ship an individual embarked. | |
| Final rank | Private |
| Final unit | 2nd Battalion, Auckland Infantry Regiment |
| Fate | Died of wounds |
| Place of burial | Bailleul Communal Cemetery Extension (Plot III, Row B, Grave No 144), Nord, France |
| Miscellaneous information from cemetery records | Brother: Maurice Costello, Marine Parade, Wairoa, Hawke's Bay, New Zealand |
| Miscellaneous details | Nominal Roll Vol. 1: Auckland Infantry Batln/Main Body |