Wikipedia
Şilki
Şilki (pronounced ) or Shilki (Islamized as Abdallah; mid 9th - beginning of the 10th century) grandson of Tat- Ugek (descendant of Attila and his son Irnik, through Kubrat and his son Bat-Bayan Bezmer) was a Bolgar ruler ( iltäbär). Shilki provided a policy of unification of Bolgar tribes. His son Almış was also a Bolgar ruler.