| Religion | Congregational |
| Occupation | Farmer and grazier |
| Address | Homebush, New South Wales |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, Benjamin Richd. Gelling, 'Tynray', Abbotsford Road, Homebush, New South Wales |
| Enlistment date | 18 May 1915 |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | 1st Light Horse Regiment, 14th Reinforcement |
| AWM Embarkation Roll number | 10/6/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT RMS Osterley on 15 January 1916 |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 1st Light Horse Regiment |
| Fate | Effective abroad (still overseas) |