| Regimental number | 778 |
| Place of birth | Ghinni Ghinni, New South Wales |
| Religion | Presbyterian |
| Occupation | Labourer |
| Address | Ghinne Ghinne, Manning River, New South Wales |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, Frank Longworth, Ghinne Ghinne, Manning River, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 12th Light Horse Regiment, 1st Reinforcement |
| AWM Embarkation Roll number | 10/17/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A40 Ceramic on |
| Regimental number from Nominal Roll | 778A |
| Rank from Nominal Roll | Bombardier |
| Unit from Nominal Roll | 5th Divisional Ammunition Column |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: Francis and Jessie LONGWORTH |
| Family/military connections | Brothers: 952 Pte George Alfred LONGWORTH, 1st Light Horse, returned to Australia, 23 December 1918; 1172 Pte Archibald Robert LONGWORTH, 5th Bn, Imperial Camel Corps, returned to Australia, 9 July 1919; 879 Pte Lachlan Francis LONGWORTH, 1st Light Horse Regiment, returned to Australia, 21 November 1916. |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Age at death | 45 |
| Place of burial | Wingham Cemetery, New South Wales |