| Place of birth | Braidwood New South Wales |
| Religion | Church of England |
| Occupation | Grazier |
| Address | Mona, Braidwood, New South Wales |
| Marital status | Single |
| Age at embarkation | 27 |
| Next of kin | Father, H.F. Maddrell, as above |
| Enlistment date | |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | 7th Light Horse Regiment, B Squadron |
| AWM Embarkation Roll number | 10/12/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board Transport A33 Ayrshire on |
| Rank from Nominal Roll | Captain |
| Unit from Nominal Roll | 7th Light Horse Regiment |
| Recommendations (Medals and Awards) |
Mention in Despatches Awarded, and gazetted, 'London Gazette', second Supplement, No. 30474(12 January 1918); 'Commonwealth Gazette' No. 76 (23 May 1918). |
| Fate | Returned to Australia |
| Miscellaneous details (Nominal Roll) | *given names Henry Coghill on photocopy |