| Regimental number | 1153 |
| Date of birth | |
| Place of birth | Bussleton, Western Australia |
| Religion | Church of England |
| Address | Busselton, Western Australia |
| Marital status | Single |
| Age at embarkation | 19.6 |
| Height | 5' 5.5" |
| Weight | 141 lbs |
| Next of kin | Mother, Mrs E Yelverton, Busselton, Western Australia |
| Previous military service | Served in the 86th Infantry, Citizen Military Forces; still serving at time of AIF enlistment. |
| Enlistment date | |
| Place of enlistment | Perth, Western Australia |
| Rank on enlistment | Private |
| Unit name | 28th Battalion, A Company |
| AWM Embarkation Roll number | 23/45/1 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, |
| 30 Officers and 982 Other Ranks embarked at Fremantle on HMAT A11 'Ascanius' on 29 June 1915; 12 others embarked at Fremantle on HMAT A36 'Thirty-Six' on 12 July 1916. From Embarkation Records it is not possible to distinguish the latter 12. | |
| Regimental number from Nominal Roll | Commissioned |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 2nd Brigade Machine Gun Company |
| Fate | Returned to Australia |
| Discharge date | |
| Family/military connections | Father: 62895 Pte Henry George YELVERTON, Western Australian Reinforcement 3, ship recalled owing to cessation of hostilities. |
| Other details |
War service: Egypt, Gallipoli, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal Also served in World War II: Service No W48468. |
| Miscellaneous details | Name incorrectly entered on Embarkation Roll as Mervyn Wilford YELVERTON. |
| Sources | NAA: B2455, YELVERTON Mervyn Wilfred |