Buğa or Boğa means " bull" in Turkic languages, also transliterated as Bugha, or Buqa (via Arabic script). It may refer to one of the following persons.
- Bugha the Elder (died 862), prominent Turkish general in the Abbasid Caliphate
- Bugha the Younger (died 868), prominent Turkish general in the Abbasid Caliphate
- Tala Buga, the khan of Golden Horde between 1287 and 1291
- Kitbuqa Noyan (Kit-Bugha), a lieutenant and confidant of the Mongol Ilkhan Hulagu
- Buqa, a Mongol lord who was instrumental in sweeping Arghun Khan to power as the fourth Il-Khan of Iran in 1284
- Qutlugh Buga, son of Urus Khan of the White Horde
- Buqa Temür, a khan of the Chagatai Khanate (1272?-1282
- Esen Buqa I, a Khan of the Chagatai Khanate (1310-c. 1318).
- Esen Buqa II (died 1462), a Khan of Moghulistan from 1429 until his death.
- Toghtoa Bugha, Tayisung Khan, Emperor Taizong of Northern Yuan
- Temur Bugha ( az-Zahir Timurbugha a Burji dynasty sultan (1468-1468)