| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Jesús María•Gruber Huncal |
| Used name | Jesús•Gruber |
| Nick/petnames | Chuchu |
| Born | 22 May 1936 in Ciudad Bolívar, Bolívar (VEN) |
| Died | 17 March 2021 in Caracas, Distrito Capital (VEN) |
| Measurements | 174 cm / 63 kg |
| NOC | Venezuela |
Jesús Gruber had the following podium finishes at major championships: 2nd in the 1959 Pan American Games foil team (with Freddy Quintero and the non-Olympians Óscar Cabrera and Antonio Gómez), 3rd in the 1963 Pan American Games foil team (with Augusto Gutiérrez, Nelson Nieves, and the non-Olympian Luis Rigoberto).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1960 Summer Olympics | Fencing | VEN |
Jesús Gruber | |||
| Foil, Individual, Men (Olympic) | 6 p3 r3/5 | |||||
| Foil, Team, Men (Olympic) | Venezuela | =13 | ||||
| Épée, Individual, Men (Olympic) |