1. Ak Koyunlu - Noun
2. Ak Koyunlu - Proper noun
English Wikipedia has an article on:Ak KoyunluWikipedia
Ak Koyunlu
(historical) A Sunni Oghuz Turkic tribal federation that ruled present-day Iran, Azerbaijan, Armenia, Eastern Turkey, and northern Iraq from 1378 to 1501; the rivals of Kara Koyunlu.
Ak Koyunlu (plural Ak Koyunlus or Ak Koyunlu)
A member of this tribe.