| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Oto•Haščák |
| Used name | Oto•Haščák |
| Born | 31 January 1964 in Martin, Žilina (SVK) |
| Measurements | 186 cm / 90 kg |
| Affiliations | Dukla Trenčín, Trenčín (SVK) / Frölunda HC, Göteborg (SWE) / Porin Ässät, Pori (FIN) |
| NOC |  Czechoslovakia  Slovakia |
| Nationality | Slovakia |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | Nationality | As | |
|---|---|---|---|---|---|---|---|
| 1988 Winter Olympics | Ice Hockey (Ice Hockey) | TCH |
SVK |
Oto Haščák | |||
| Ice Hockey, Men (Olympic) | Czechoslovakia | 6 | |||||
| 1994 Winter Olympics | Ice Hockey (Ice Hockey) | SVK |
Oto Haščák | ||||
| Ice Hockey, Men (Olympic) | Slovakia | 6 | |||||
| 1998 Winter Olympics | Ice Hockey (Ice Hockey) | SVK |
Oto Haščák | ||||
| Ice Hockey, Men (Olympic) | Slovakia | 10 |
