| Regimental number | 3380 |
| Place of birth | Parramatta, New South Wales |
| Religion | Church of England |
| Occupation | Student |
| Address | Adamswood, Ross Street, Parramatta, New South Wales |
| Marital status | Single |
| Age at embarkation | 22 |
| Height | 5' 5.5" |
| Weight | 120 lbs |
| Next of kin | Father, Frances William Mottershead, Ross Street, Parramatta, New South Wales |
| Enlistment date | |
| Place of enlistment | Warwick, New South Wales |
| Rank on enlistment | Private |
| Unit name | 3rd Battalion, 11th Reinforcement |
| AWM Embarkation Roll number | 23/20/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A14 Euripides on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 3rd Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Plaque in Victorian Garden of Remembrance |
| Family/military connections | Brother: 1192 Sapper Kenneth Raymond MOTTERSHEAD, 4th Divisional Signal Company, returned to Australia, 16 December 1917. |
| Other details |
War service: Egypt, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Sources | NAA: B2455, MOTTERSHEAD Reginald Clive |