| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Constantin•Antonescu | |
| Used name | Constantin•Antonescu | |
| Born | 19 March 1923 in Constanța, Constanța |  ROU |
| Died | 1968 | |
| Measurements | 165 cm / 69 kg | |
| NOC | Romania | ROU |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1956 Summer Olympics | Shooting | ROU |
Constantin Antonescu | |||
| Free Rifle, Men (Olympic) | 5 | |||||
| Small-Bore Rifle, Three Positions, Men (Olympic) | 18 | |||||
| Small-Bore Rifle, Prone, Men (Olympic) | 9 | |||||
| 1960 Summer Olympics | Shooting | ROU |
Constantin Antonescu | |||
| Free Rifle, Men (Olympic) | 20 |
