Family name Zoy (Zoy 
, Цой 
, ซอย 
) , worldwide, is a common surname. The cognomen Zoy is habitual in Central Asia, particularly Kazakhstan, where it is quite a common surname, Kyrgyzstan, and Uzbekistan (explore the name in all countries). Not in comparison with a country's population, the name is most common in Kazakhstan, Russia, and Uzbekistan. Very seldom, Zoy is the forename as well as the last name.