| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Pentti Valdemar•Niinivuori | |
| Used name | Pentti•Niinivuori | |
| Nick/petnames | Isi | |
| Born | 27 August 1931 in Forssa, Kanta-Häme |  FIN |
| Died | 5 July 1988 (aged 56 years 10 months 9 days) in Forssa, Kanta-Häme | FIN |
| Affiliations | Forssan Alku — Forssa, Kanta-Häme | FIN |
| NOC | Finland | FIN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1952 Summer Olympics | Boxing | FIN |
Pentti Niinivuori | |||
| Featherweight, Men (Olympic) | =9 | |||||
| 1956 Summer Olympics | Boxing | FIN |
Pentti Niinivuori | |||
| Lightweight, Men (Olympic) | =9 |
