| Regimental number | 2770 |
| Place of birth | Carhuheg, Beaufort, County Kerry, Ireland |
| Age on arrival in Australia | 21 |
| Religion | Roman Catholic |
| Occupation | Police constable |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, T McGillycuddy, Beaufort Killarney, County Kerry, Ireland |
| Enlistment date | |
| Place of enlistment | Brisbane, Queensland |
| Rank on enlistment | Private |
| Unit name | 15th Battalion, 9th Reinforcement |
| AWM Embarkation Roll number | 23/32/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A33 Ayrshire on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 45th Battalion |
| Fate | Killed in Action |
| Place of death or wounding | France |
| Age at death | 26 |
| Age at death from cemetery records | 26 |
| Place of burial | Villers-Bretonneux Military Cemetery (C.C.E. Memorial 3), Fouilloy, France |
| Panel number, Roll of Honour, Australian War Memorial | 140 |
| Miscellaneous information from cemetery records | Parents: Timothy and Margaret MCGILLYCUDDY, Carhubeg, Beaufor, Co. Kerry, Ireland |
| Sources | NAA: B2455, McGILLYCUDDY Thomas |