| Świder | |
|---|---|
 Świder River in Otwock | |
 | |
| Location | |
| Country | Poland |
| Physical characteristics | |
| Mouth | |
• location | Vistula |
• coordinates | 52°05′59″N 21°12′53″E / 52.09972°N 21.21472°E / 52.09972; 21.21472 |
| Basin features | |
| Progression | Vistula→ Baltic Sea |
The Świder1 is a river in Masovia, Poland. It is a tributary to the Vistula near Otwock.