| Regimental number | 581 |
| Place of birth | Pine River, Brisbane, Queensland |
| School | State School, Queensland |
| Religion | Methodist |
| Occupation | Dairyman |
| Address | Kybong, Brisbane Road, Gympie, Queensland |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, Wm John Warnes, Kybong Brisbane Road, Gympie, Queensland |
| Previous military service | He was Captain of Woondum Rifle Club at the time of enlistment. |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 9th Battalion, E Company |
| AWM Embarkation Roll number | 23/26/1 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board Transport A5 S.S. Omrah on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 9th Battalion |
| Fate | Killed in Action |
| Miscellaneous details (Nominal Roll) | *Stated to be Alfred Percy Warnes on NR |
| Place of death or wounding | Gallipoli, Turkey |
| Age at death | 21.5 |
| Place of burial | Shell Ground Cemetery (Plot I, Row D, Grave 14), Gallipoli, Turkey |
| Panel number, Roll of Honour, Australian War Memorial | 58 |
| Miscellaneous information from cemetery records | Parents: William John and Edith Mary WARNES. |
| Family/military connections | Elder brother Sgt H W T Warnes No. 23 5th Light Horse is an original Anzac and served four and a half years through Gallipoli and Palestine. His younger brother Pte J Warnes No. 422 14 Machine Gun Company served 3 years in France, both living. |
| Other details |
War service: Egypt, Gallipoli Medals: 1914-15 Star, British War Medal, Victory Medal |