| Regimental number | 3317 |
| Place of birth | 24 Ethel Street, Forestville, Adelaide |
| Religion | Roman Catholic |
| Occupation | Clerk |
| Address | Yorktown, South Australia |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, George Edward Heaney, Yorktown, South Australia |
| Previous military service | 70th Infantry |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 43rd Battalion, 8th Reinforcement |
| AWM Embarkation Roll number | 23/60/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board RMS Ormonde on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 50th Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: George Edward and Susan Kerwick HEANEY |
| Other details |
War Service: Western Front Medals: British War Medal, Victory Medal One of the youngest soldiers in the AIF. His father joined the 10th Bn, and Reginald joined as a bugler. He later served with the 43rd and 50th Bns. Gassed, then taken POW. Medals: British War Medal, Victory Medal Cause of death: tuberculosis |
| Date of death | |
| Age at death | 30 |
| Place of burial | AIF Cemetery (Light Oval, Path 14 East, Grave No. 15622), West Terrace, Adelaide, South Australia |
| Sources | 'The Bulletin', 28 August 1929, p. 13 |