Surname Арыстанбай (Арыстанбай 
, Arystanbay) , across the world, is a very rare cognomen. The family name Арыстанбай is habitual in Central Asia, particularly Kazakhstan, where it is a rare surname, and Kyrgyzstan, where it is a very rare surname. More frequently, Арыстанбай is the forename as well as the last name.