| Regimental number | 757 |
| Place of birth | Armagh, Ireland |
| School | St Josephs (Catholic) Marchester. |
| Age on arrival in Australia | 14 |
| Religion | Roman Catholic |
| Occupation | Packer |
| Address | 68 Mills Street, Albert Park, Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, 68 Mills Street, Albert Park, Melbourne, Victoria |
| Previous military service | Served in the Australian Cadets |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Sergeant |
| Unit name | 14th Battalion, F Company |
| AWM Embarkation Roll number | 23/31/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A38 Ulysses on |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 14th Battalion |
| Other details from Roll of Honour Circular | Father was Col. Sergt. Imperial Army, 23 years service 3rd Royal Irish Fusiliers, served Egyptian War Decorations Egyptian Medal ....Star. (E McDermott Brother) |
| Fate | Killed in Action |
| Place of death or wounding | Gallipoli, Turkey |
| Age at death | 18 |
| Age at death from cemetery records | 18 |
| Place of burial | Courtney's and Steel's Post Cemetery (Special Memorial 49), Gallipoli, Turkey |
| Panel number, Roll of Honour, Australian War Memorial | 73 |
| Miscellaneous information from cemetery records | Parents: Edward and Mary MCDERMOTT. Native of Armagh, Ireland |
| Family/military connections | Brothers Stephen died of wounds Alexandra 3rd May, 1915 Chris also enlisted and returned 26th January, 1919. |
| Other details |
War service: Egypt, Gallipoli Medals: 1914-15 Star, British War Medal, Victory Medal |