Bumin Qaghan (Old Turkic: , Bumïn qaγan, a.k.a. Bumın Kagan) or Illig Qaghan (Chinese: 伊利可汗, Pinyin: yīlì kěhàn, Wade–Giles: i-li k'o-han, died 552 AD) was the founder of the Turkic Khaganate. He was the eldest son of Ashina Tuwu (吐務 / 吐务). He was the chieftain of the Türks under the sovereignty of Rouran Khaganate. He is also mentioned as "Tumen" (, 吐門, commander of ten thousand) of the Rouran Khaganate.