| Regimental number | 3476 |
| Place of birth | Brisbane, Queensland |
| School | East Brisbane State School, Brisbane, Queensland |
| Other training | Technical College, South Brisbane, Queensland |
| Religion | Church of England |
| Occupation | Carpenter |
| Address | Brisbane, Queensland |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Mother, Mrs Mary Jane Kruck, Power Street, Norman Park, Brisbane, Queensland |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 4th Pioneer Battalion, Reinforcement 8 |
| AWM Embarkation Roll number | 14/16/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A72 Beltana on |
| Regimental number from Nominal Roll | 3476a |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 4th Pioneer Battalion |
| Other details from Roll of Honour Circular | Father and Mother both born in Brisbane, Queensland. Cyril being the eldest son of a family of 11 children. Just previous to leaving Brisbane he rescued a drowning man and the following week stopped a bolting horse in a busy thoroughfare. Details from Mother. |
| Fate | Killed in Action |
| Place of death or wounding | Messines, Belgium |
| Age at death | 25.2 |
| Age at death from cemetery records | 25 |
| Place of burial | Lindenhoek Chalet Military Cemetery (Plot II, Row M, Grave No. 9), Kemmel, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 174 |
| Miscellaneous information from cemetery records | Parents: Thomas Henry and mary Jane KRUCK, Power Street, Norman Park, East Brisbane, Queensland |