| Date of birth | |
| Place of birth | Bourke New South Wales |
| Religion | Church of England |
| Occupation | Solicitor |
| Address | Armidale, New South Wales |
| Marital status | Single |
| Age at embarkation | 26 |
| Next of kin | Father, P J Biddulph, Cremona, Everton Road, Strathfield, New South Wales |
| Enlistment date | |
| Rank on enlistment | Lieutenant |
| Unit name | 18th Battalion, 9th Reinforcement |
| AWM Embarkation Roll number | 23/35/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A54 Runic on |
| Rank from Nominal Roll | Captain |
| Unit from Nominal Roll | 35th Battalion |
| Promotions |
Lieutenant Unit: 35th Battalion Promotion date: |
| Recommendations (Medals and Awards) |
Mention in Despatches Awarded, and promulgated, 'London Gazette' No. 31089, 31 December 1918; 'Commonwealth Gazette' No. 61, 23 May 1919. Recommendation date: |
| Fate | Returned to Australia |
| Medals |
Military Cross ''For conspicuous gallantry and devotion to duty. When in charge of a main divisional dump he worked day and night for a considerable period, constantly under fire, and by his energy, insuring the supply of trench ammunition for his division. He also did admirable work in preventing a grave disaster when four truck-loads of mortar ammunition had exploded, causing 120 casualties and setting fire to adjacent dumps. He had previously done good work as divisional bombing officer.''
Source: 'Commonwealth Gazette' No. 219 Date: |
| Family/military connections | Brother: [3996] 2nd Lt Lester Philip BIDDULPH, 34th Bn, returned to Australia, 27 April 1919. |
| Other details | War service: Western Front Medals: Military Cross, British War Medal, Victory Medal |