Külüg Sibir
| Baghatur Qaghan | |
|---|---|
| Qaghan of the Western Turkic Khaganate | |
| Reign | 628–630 |
| Predecessor | Tong Yabghu Qaghan |
| Successor | Sy Yabghu Qaghan |
| Died | 630 Altai Mountains |
| House | Ashina |
| Father | Tardu |
| Religion | |
Külüg Sibir or Baghatur Khagan (r. 630) was a ruler of the Western Turkic Khaganate in the 7th century. He was probably Tardu's son and the governor of the northern provinces of the khaganate during the reigns of his nephews.