| Regimental number | 5320 |
| Place of birth | Macedon Victoria |
| Religion | Presbyterian |
| Occupation | Labourer |
| Address | Upper Macedon, Victoria |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Mother, Mrs. M. Grumont-Norton, Upper Macedon, Victoria |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Sapper |
| Unit name | 2nd Divisional Signal Company, 2nd Reinforcements, HQ and No. 1 Section |
| AWM Embarkation Roll number | 22/12/2 |
| Rank from Nominal Roll | Sapper |
| Unit from Nominal Roll | 5th Divisional Signal Company |
| Fate | Died of wounds |
| Age at death from cemetery records | 21 |
| Place of burial | Franvillers Communal Cemetery Extension (Plot I, Row F, Grave No. II), France |
| Panel number, Roll of Honour, Australian War Memorial | 25 |
| Miscellaneous information from cemetery records | Parents: Henry and Mary GRUMONT, Upper Macedon, Victoria |
| Family/military connections | Brothers: [944] 2nd Lt Arthur Laughlan GRUMONT, 49th Bn, returned to Australia, 12 December 1918; 3062 Sergeant Charles Albert GRUMONT, 59th Bn, killed in action, 19 July 1916; 5320 Sapper David Colin GRUMONT, 5th Divisional Signal Company, died of wounds, 16 June 1918; 5319 Sapper James Lindsay GRUMONT, 5th Divisional Signal Company, returned to Australia, 31 January 1918. |