| Roles | Non-starter | |
|---|---|---|
| Sex | Male | |
| Full name | Wilhelm Jerzy•Piec (Pietz-) | |
| Used name | Wilhelm•Piec | |
| Nick/petnames | Jerzy | |
| Born | 2 November 1915 in Świętochłowice, Śląskie |  POL |
| Died | 4 April 1954 (aged 38 years 5 months 2 days) in Świętochłowice, Śląskie | POL |
| Affiliations | Naprzód Lipiny — Świętochłowice, Śląskie | POL |
| NOC | Poland | POL |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1936 Summer Olympics | Football (Football) | POL |
Wilhelm Piec | |||
| Football, Men (Olympic) | Poland |
