| Regimental number | 12778 |
| Occupation | Farmer |
| Next of kin | Father, M Guerin, Pahiatua |
| Rank on embarkation | Driver |
| Unit name | New Zealand Expeditionary Force, 13th Reinforcements, New Zealand Field Artillery |
| Embarkation details | Unit embarked from Wellington on board Willochra on |
| The Nominal Roll gives the date of embarkation as 27 May 1916; harbour records show that the actual date of embarkation was 31 May 1916. | |
| Family/military connections | Brothers: 57069 Pte John GUERIN, 3rd Bn, Canterbury Infantry Regiment, died of wounds, 23 March 1918; 26095 Michael GUERIN |
| Sources | Nominal Roll Vol. 2: Roll 33, p. 18 |