| Regimental number | 2245 |
| Place of birth | Port Adelaide, South Australia |
| School | Port Adelaide Public School, South Australia |
| Religion | Roman Catholic |
| Occupation | Horse-driver |
| Address | Portland Road, Queenstown, South Australia |
| Marital status | Single |
| Age at embarkation | 22 |
| Height | 5' 8.25" |
| Weight | 138 lbs |
| Next of kin | Mother, Mrs. Mary Antonson, Portland Road, Queenstown, South Australia |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Private |
| Unit name | 9th Light Horse Regiment, 16th Reinforcement |
| AWM Embarkation Roll number | 10/14/4 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A41 Bakara on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 14th Light Horse Regiment |
| Fate | Died of disease |
| Place of death or wounding | Damascus, Syria |
| Age at death | 25 |
| Place of burial | Damascus British War Cemetery (Row D, Grave No. 35), Syria |
| Panel number, Roll of Honour, Australian War Memorial | 9 |
| Miscellaneous information from cemetery records | Parents: John and Mary Gertrude ANTONSON |
| Family/military connections | Brother: 1451 Lance Corporal Albert Bernard ANTONSON, 4th Pioneer Bn, returned to Australia, 14 December 1918. |
| Other details |
War service: Egypt, Palestine, Syria Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, ANTONSON Harold Leonard |
Postal Address:
Po Box 7916
Canberra BC 2610, Australia
Street Address:
Northcott Drive,
Campbell, ACT 2600
