| Regimental number | 4114 |
| Place of birth | Petersburg, South Australia |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Eudunda, South Australia |
| Marital status | Single |
| Age at embarkation | 20 |
| Height | 5' 8" |
| Weight | 139 lbs |
| Next of kin | Mother, Mrs Annie Fergusson, Eudunda, South Australia |
| Previous military service | Served for 3 months in the Senior Cadets, Moonta; moved to exempt area under Compulsory Military Training scheme. |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | 27th Battalion, 10th Reinforcement |
| AWM Embarkation Roll number | 23/44/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board RMS Mongolia on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | Cyclists' Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Family/military connections | Brother: 2145 Driver Thomas FERGUSSON, 10th Bn, returned to Australia, 21 March 1919. |
| Other details |
War service: Egypt, Western Front Tried by District Court Martial, London, 5 March 1918, of being absent without leave, 18 January-27 February 1918: awarded imprisonment for 100 days. Commenced return to Australia on board HT 'Mahia', 4 June 1919; discharged (termination of period of enlistment), Adelaide, 25 August 1919. Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, FERGUSSON William Henry |