| Regimental number | 23345 |
| Occupation | Farmer |
| Next of kin | Brother, H H Clemson, Tauranga, Bay of Plenty |
| Rank on embarkation | Rifleman |
| Unit name | New Zealand Rifle Brigade, 7th Reinforcements to 1st Battalion, E Company |
| Embarkation details | Unit embarked from Wellington on |
| Final rank | Private |
| Final unit | 1st Battalion, Auckland Infantry Regiment |
| Fate | Killed in Action |
| Age at death from cemetery records | 46 |
| Place of burial | No known grave |
| Commemoration details | Caterpillar Valley (New Zealand) Memorial, Longueval, Somme, France |
| Miscellaneous information from cemetery records | Parents: the late William and Elizabeth Clemson. Native of Cannock, Staffordshire, England |
| Sources | Nominal Roll Vol. 2: Roll 33, p. 27 |