| Regimental number | 12/1089 |
| Address | 67 Clarence Street, Ponsonby, Auckland |
| Marital status | Single |
| Next of kin | Father, Francis Tiernan, Coromandel |
| Rank on embarkation | Private |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, Main Body, Auckland Infantry Battalion |
| Embarkation details | Unit embarked from Wellington on 16 October 1914 |
| The Auckland Infantry Battalion in the Main Body left New Zealand on board two ships, HMNZT 8 ('Star of India') and HMNZT 12 ('Waimana'). It is not possible from the Nominal Roll to determine on which ship an individual embarked. |
| Family/military connections | Brother: 24/312 Rifleman Ernest TIERNAN, 2nd Bn, New Zealand rifle Brigade, killed in action, 2 October 1916. |
| Miscellaneous details | Nominal Roll Vol. 1: Auckland Infantry Batln/Main Body |
