| Regimental number | 10/2872 |
| Place of birth | Auckland |
| Other Names | William Henry |
| Address | c/o A Mitchell, Kairanga |
| Marital status | Single |
| Next of kin | Brother, J J Brooks, Onehunga |
| Rank on embarkation | Private |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 7th Reinforcements, Wellington Infantry Battalion |
| Embarkation details | Unit embarked from Wellington on |
| Members of the Wellington Infantry Battalion, 7th Reinforcements, left New Zealand on board three ships ('Aparima', 'Navua', and 'Warrimoo'). It is not possible from the Nominal Roll to determine on which ship an individual embarked. | |
| Final rank | Corporal |
| Final unit | Wellington Infantry Regiment |
| Fate | |
| Age at death from cemetery records | 31 |
| Place of burial | Otahuhu Public Cemetery (Section 2, Block 224) |
| Miscellaneous information from cemetery records | Parents: James and Alice Brooks (nee Coyle) |
| Other details |
War service: Egypt, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Wellington Infantry Batln/Seventh |