| Regimental number | 1047 |
| Place of birth | Sydney New South Wales |
| Religion | Roman Catholic |
| Occupation | Chemist |
| Address | Botany Street, Randwick, Sydney, New South Wales |
| Marital status | Married |
| Age at embarkation | 26 |
| Next of kin | Wife, Mrs Kathleen Mullarkey, Botany Street, Randwick, Sydney, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 20th Battalion, D Company |
| AWM Embarkation Roll number | 23/37/5 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A35 Berrima on |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 2nd Pioneer Battalion |
| Recommendations (Medals and Awards) |
Military Cross 'For conspicuous good work supervising the digging of a communication trench to Grid Trench.' Recommendation date: |
| Fate | Returned to Australia |
| Family/military connections | Brothers: 650 Pte Clarence MULLARKEY, 2nd Bn, returned to Australia, 11 March 1916; 1588 Company Sergeant Major Hubert William MULLARKEY, 4th Bn, killed in action, 18 August 1916; 1365 Lance Corporal Kevin Vincent MULLARKEY, 20th Bn, returned to Australia, 22 February 1917; [900] 2nd Lt Nial Joseph MULLARKEY, 1st Bn, killed in action. |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |