| Full Name | COCK Joseph Alexander |
| Service Number | 3481 |
| Date Enlisted | 07/July/1915 |
| Age | 18 |
| Occupation | Clerk |
| Battle | Dernacourt |
| Initial Unit | 21st Battalion |
| Last Unit | 57th Battalion |
| Final Rank | Private |
| Date of Death | 25-April-1918 |
| Country | France |
| Cause of Death | KIA |
| Place of Burial | Villers-Bretonneux Memorial |
| Citations | |
| Notes | |
| Other Notes | |
| Graveyard Image | 4812 |