| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Jules Émile Cornil•Mahieu | |
| Used name | Jules•Mahieu | |
| Born | 23 April 1884 in Ghyvelde, Nord |  FRA |
| Died | 7 February 1962 (aged 77 years 9 months 14 days) | |
| Measurements | 169 cm | |
| NOC | France | FRA |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1924 Summer Olympics | Shooting | FRA |
Jules Mahieu | |||
| Running Target, Single Shot, Men (Olympic) | =17 | |||||
| Running Target, Single Shot, Team, Men (Olympic) | France | |||||
| Running Target, Double Shot, Men (Olympic) | =25 |
