| Böyük Söyüdlü | |
| Settlement Type: | Municipality |
| Pushpin Map: | Azerbaijan#Shaki-Zagatala |
| Pushpin Mapsize: | 300 |
| Subdivision Type: | Country |
| Subdivision Name: |  Azerbaijan |
| Subdivision Type1: | Rayon |
| Subdivision Name1: | Oghuz |
| Population Total: | 1198 |
| Timezone: | AZT |
| Utc Offset: | +4 |
| Utc Offset Dst: | +5 |
| Coordinates: | 40.8675°N 47.5367°W |
Böyük Söyüdlü (also, Bëyuk Sëyudlyu, Beyuk-Segutly, and Beyuk-Sogyutlyu) is a village and municipality in the Oghuz Rayon of Azerbaijan. It has a population of 1,198.