All available race results Stefan Czwarnog
| Date | Race | Rank |
| Bieg Dookoła Polski / Tour of Poland | ||
| 18/08 | General Classification | 31 |
Rider information for 1929
| Rank | 1428 |
| Score | 0 |
| Name | Stefan CZWARNOG |
| Country | Poland |
| Team | Individual |
| Date | Race | Rank |
| Wyścig Dookoła Polski / Tour of Poland | ||
| 03/09 | Stage 3 | 10 |
| 04/09 | Stage 4 | 9 |
| 10/09 | Stage 9 | 9 |
| General Classification | 16 |
Rider information for 1933
| Rank | 605 |
| Score | 21 |
| Name | Stefan CZWARNOG |
| Country | Poland |
| Team | Individual |