2011 European Youth Summer Olympic Festival
| Host city | Trabzon | 
|---|---|
| Country | Turkey | 
| Nations | 49 | 
| Athletes | 3,138 | 
| Sport | 9 | 
| Events | 109 | 
| Opening | 23 July 2011 | 
| Closing | 29 July 2011 | 
| Opened by | Recep Tayyip Erdoğan | 
| Main venue | Hüseyin Avni Aker Stadium | 
| Summer | |
| Winter | |
The 2011 European Youth Summer Olympic Festival was held in Trabzon, Turkey, between 23 and 29 July 2011.