| Place of birth | Melbourne Victoria |
| Religion | Church of England |
| Occupation | Nurse |
| Address | Canterbury, Victoria |
| Marital status | Single |
| Age at embarkation | 28 |
| Next of kin | Sister, Mrs D McIlwraith, Boston Road, Canterbury, Victoria |
| Enlistment date | 6 December 1916 |
| Date of enlistment from Nominal Roll | 26 May 1915 |
| Rank on enlistment | Staff Nurse |
| Unit name | Australian Army Nursing Service |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board RMS Kashgar on 2 September 1916 |
| Rank from Nominal Roll | Sister |
| Unit from Nominal Roll | Australian Army Nursing Service |
| Fate | Discharged 26 December 1918 |
| Family/military connections | Brothers: 165 Bombardier Stanley Edward PENNEFATHER, 36th HAB, discharged, 13 October 1919; 6564 Gunner Harold Septimus PENNEFATHER, 4th Field Artillery Brigade, returned to Australia, 27 August 1917. |