| Full Name | RIORDAN William Edgar |
| Service Number | 4583 |
| Date Enlisted | 29/July/1915 |
| Age | 23 |
| Occupation | Surveyor |
| Battle | Fromelles |
| Initial Unit | 13th Battalion |
| Last Unit | 54th Battalion |
| Final Rank | Private |
| Date of Death | 20-July-1916 |
| Country | France |
| Cause of Death | KIA |
| Place of Burial | VC Corner Australian Cemetery and Memorial |
| Citations | |
| Notes | |
| Other Notes | |
| Graveyard Image | 4812 |