| Regimental number | 21 |
| Date of birth | 6 August 1895 |
| Place of birth | Goodwood, South Australia |
| School | Goodwood Public School, South Australia |
| Religion | Church of England |
| Occupation | Clerk |
| Address | Charles Street, Forestville, South Australia |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Mother, Mrs Agnes Ludemann, Charles Street, Forestville, South Australia |
| Enlistment date | 14 July 1915 |
| Rank on enlistment | Private |
| Unit name | 32nd Battalion, A Company |
| AWM Embarkation Roll number | 23/49/1 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A2 Geelong on 18 November 1915 |
| The 32nd Bn (Headquarters, Signallers, A, B, C, and D Companies) embarked from Adelaide, South Australia, on two ships, HMAT A2 'Geelong', on 18 November 1915, and HMAT A13 'Katuna', on 24 November 1915. The Embarkation Roll does not distinguish between these ships, and it is therefore not possible from the Embarkation Roll to ascertain on which ship an individual embarked. |
| Embarkation details | Unit embarked from |
| The 32nd Bn (Headquarters, Signallers, A, B, C, and D Companies) embarked from Adelaide, South Australia, on two ships, HMAT A2 'Geelong', on 18 November 1915, and HMAT A13 'Katuna', on 24 November 1915. The Embarkation Roll does not distinguish between these ships, and it is therefore not possible from the Embarkation Roll to ascertain on which ship an individual embarked. |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 32nd Battalion |
| Fate | Returned to Australia 5 July 1919 |
| Family/military connections | Brother: 3397 Pte Cyril LUDEMANN, 32nd Bn, returned to Australia, 13 April 1919. |
| Other details | War service: Egypt, Western Front |
| Date of death | 21 December 1941 |
| Age at death | 46 |
| Place of burial | North Road Church of England Cemetery, Adelaide, South Australia |