| Regimental number | 3700 |
| Place of birth | Brompton, South Australia |
| Religion | Church of England |
| Occupation | Bricklayer |
| Address | Coglin Street, Brompton Park, South Australia |
| Marital status | Single |
| Age at embarkation | 20 |
| Height | 5' 4.25" |
| Weight | 134 lbs |
| Next of kin | Mother, Mrs A Coats, Coglin Street, Brompton Park, South Australia |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Keswick, South Australia |
| Rank on enlistment | Private |
| Unit name | 12th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/29/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT RMS Malwa on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 32nd Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: John Thomas and Annie COATS |
| Discharge date | |
| Other details |
War service: Egypt Admitted to 13th Field Ambulance, Tel el Kebir, 9 March 1916 (aural), and transferred same day to 2nd Australian Stationary Hospital (otitis media); discharged, 10 March 1916. Found guilty, 14 April 1916, of while on Active Service disobeying an order given by an NCO: forfeited 4 days' pay. Admitted to 15th Field Ambulance, Ferry Post, 5 May 1916 (dysentery); transferred to 1st Australian Casualty Clearing Station, 12 May 1916 (otitis media); rejoined Bn, Ferry Post, 23 May 1916. Admitted to 2nd Australian Stationary Hospital, 3 June 1916; transferred same day to 3rd Australian General Hospital, Abbassia. Commenced return to Australia from Suez on board HT 'Clan McGillivray' for discharge (deafness), 10 July 1916; discharged (medically unfit), Adelaide, 19 October 1916. War service: 1 year 79 days (of which 258 days were abroad) Medals: 1914-15 Star, British War Medal, Victory Medal Death attributed to war service. |
| Date of death | |
| Age at death | 44 |
| Place of burial | West Terrace Cemetery, South Australia |
| Sources | NAA: B2455, COATS William Harold |