| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Adalberto•Siebens |
| Used name | Adalberto•Siebens |
| Born | 20 October 1946 in Guayanilla, Puerto Rico (PUR) |
| Measurements | 163 cm / 63 kg |
| NOC | Puerto Rico |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1968 Summer Olympics | Boxing | PUR |
Adalberto Siebens | |||
| Light-Welterweight, Men (Olympic) | =32 |