| Code | TRI-F-003360 |
|---|---|
| Gender | Female |
| Full name | Olesya Yevhenivna•Dereza (-Marchenko) |
| Used name | Olesya•Dereza |
| Other names | Олеся Євгенівна Дереза (-Марченко) |
| Born | 27 February 1986 |
| Sport | Competition | Host City | Country | Event | Placement | Country | |
|---|---|---|---|---|---|---|---|
| Triathlon | 2009 European Triathlon Championships | Holten | Relay, Mixed | 🥇 |