|Place of birth||Gretna New South Wales|
|Religion||Church of England|
|Address||Gretna, Macquarie Plains, New South Wales|
|Age at embarkation||22|
|Next of kin||Father, Joseph Hack, Gretna, Macquarie Plains, New South Wales|
|Previous military service||Nil|
|Place of enlistment||Claremont, Tasmania|
|Rank on enlistment||Private|
|Unit name||26th Battalion, 2nd Reinforcement|
|AWM Embarkation Roll number||23/43/2|
|Embarkation details||Unit embarked from Melbourne, Victoria, on board HMAT A67 Orsova on
|Rank from Nominal Roll||Private|
|Unit from Nominal Roll||26th Battalion|
|Fate||Returned to Australia
|Family/military connections||Brother: 1803 Pte Robert HACK, 26th Bn, returned to Australia, 10 April 1919.|
War service: Egypt, Gallipoli, Western Front
Admitted to 5th Field Ambulance, 22 November 1915, and transferred 13th Casualty Clearing Station; to Malta, 29 November 1915, and admitted to St Andrew's Hospital (jaundice); transferred to All Saints' Convalescent Camp, 6 January 1916; embarked for Egypt, 21 January 1916, and marched into Australian Overseas Base, 26 January 1916.
Rejoined Bn, Ismailia, 21 February 1916.
Embarked Alexandria to join the British Expeditionary Force, 15 March 1916; disembarked Marseilles, France, 21 March 1916.
Detached to Corps Workshops, 3 January 1917.
Commenced return to Australia on board HT 'Port Macquarie', 28 March 1919; disembarked Melbourne, 16 May 1919; discharged (termination of period of enlistment), 14 August 1919.Medals: 1914-15 Star, British War Medal, Victory Medal
|Miscellaneous details||Address incorrectly entered on Embarkation Roll as Gretna, Tasmania.|
|Date of death|
|Place of burial||Flinders Cemetery|
|Sources||NAA: B2455, HACK Frederick Joseph|