| Regimental number | 2719 |
| Place of birth | Chewton Mendip, Somerset, England |
| Place of birth | Cheddar, Somerset, England |
| School | Church of England School (Chewton Mendip), England |
| Age on arrival in Australia | 15 |
| Religion | Church of England |
| Occupation | Farm labourer |
| Address | Bangaroo, Canowindra, New South Wales |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Mother, Mrs H.A. Tanner, The Globe Inn, North Petherston, Bridgewater, England |
| Enlistment date | |
| Rank on enlistment | Driver |
| Unit name | Divisional Train Reinforcements 1 |
| AWM Embarkation Roll number | 25/14/2 |
| Embarkation details | Unit embarked from Newcastle, New South Wales, on board HMAT A36 Melbourne on |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A30 Borda on |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 3rd Company, Australian Army Service Corps |
| Other details from Roll of Honour Circular | Name given on RoH circular as William Edwin Byron TANNER. |
| Fate | Accidentally drowned |
| Place of death or wounding | Egypt |
| Age at death | 19 |
| Age at death from cemetery records | 19 |
| Place of burial | Chatby War Memorial Cemetery (Row A, Grave No. 136), Egypt |
| Panel number, Roll of Honour, Australian War Memorial | 181 |
| Miscellaneous information from cemetery records | Parents: William John and Harriet Annie TANNER |