| Regimental number | 4/1061 |
| Date of birth | |
| Place of birth | Milburn, Otago |
| Religion | Presbyterian |
| Occupation | Telegraphist |
| Address | 68 Brougham Street,Wellington |
| Marital status | Single |
| Height | 5' 7" |
| Weight | 129 lbs |
| Next of kin | Father, Peter Riddell, Milburn, Otago |
| Previous military service | Served in A Company, No 8 Post & Telegraph Regiment, Territorial Force, Wellington; still serving at time of NZEF enlistment; also served for 1 year in Milton Rifle Volunteers. |
| Enlistment date | |
| Place of enlistment | Palmerston North |
| Rank on embarkation | Sapper |
| Enlistment status | Volunteer |
| Unit name | New Zealand Expeditionary Force, 6th Reinforcements, New Zealand Field Engineers |
| Embarkation details | Unit embarked from Wellington on |
| Final rank | Sergeant |
| Final unit | New Zealand Field Engineers |
| Fate | Commenced return to New Zealand |
| Medals |
Military Medal 'For bravery in the field.'
Source: 'London Gazette' Date: |
| Discharge date | |
| Other details |
War service: Egypt, Gallipoli, Western Front Joined unit at Gallipoli, 26 October 1915. Disembarked Alexandria, 26 December 1915 (general Gallipoli evacuation). Embarked Alexandria to join the British Expeditionary Force, France, 7 April 1916. Detached to 2nd Anzac Signals School for wireless course, 12 December 1916; rejoined unit, 11 January 1917. Appointed Lance Corporal, 20 May 1917. Appointed Temporary 2nd Corporal, 28 July 1917; promoted 2nd Corporal, 23 august 1917. Promoted Corporal, 4 December 1917. Admitted to 3rd NZ Field Ambulance, 10 December 1917, and transferred to 3rd Australian Casualty Clearing Station (bronchitis); discharged to duty, 27 December 1917; rejoined unit, in the field, 27 December 1917. On leave to United Kingdom, 26 January 1918; rejoined unit from leave, 10 February 1918. Promoted Sergeant, 18 April 1918. On leave to Paris, 26 September 1918; rejoined unit from leave, 8 October 1918. Awarded Military Medal. Commenced return to New Zealand from Liverpool on board HT 'Northumberland', 28 March 1919; discharged (termination of period of engagement), 8 June 1919. War service: 3 years 310 days (of which 3 years 271 days were abroad) Medals: Military Medal, 1914-15 Star, British War Medal, Victory Medal |
| Miscellaneous details | Nominal Roll Vol. 1: Field Engineers/Sixth |
| Date of death | |
| Age at death | 89 |
| Sources | File 0359839, New Zealand Defence Force Archives, Trentham Military Camp |