The Altai Communities Symposium, which is held every two years and has become a tradition, was held this time on 20-22 July 2015 in Antalya under the roof of Akdeniz University with the participation of around 150 Altayist academics. The subject of the symposium was language, history, religion and belief rituals in Altai folk communities. It was necessary for a large number of scientists to participate in the symposium, to present papers on different subjects and issues, and to prepare the papers in three separate books on language, history and religion and belief rituals. In this context, this book includes 24 articles about the religion and belief rituals of Altai folk communities presented at the symposium and submitted to the symposium secretariat. An important part of these articles are in Altaic languages and dialects. In the context of these issues, the Altai Communities Symposium, which is held every two years and which has bocem a tradition henceforth, was conducted with the participation of about 150 Altai'ist academicians at Akdeniz University in Antalya on 20-22 July 2015. The theme of the symposium was focused on the language, literature, history and religion and belief rituals of the Altai peoples and communities. The participation in the symposium of so many scholars and the variety of the papers they presented, in terms of topics and issues, required that three separete books be prepared for publication on language, history and religion and belief rituals.