Family name Chiin (Chiin 
, Чиин 
) , around the world, is a rare cognomen. The family name Chiin is habitual in Malaysia, where it is a rare surname, Russia, where it is a very rare surname, and Philippines, where it is an extremely rare surname. In absolute terms, the name is most common in Malaysia, Russia, and India. Likewise, Chiin is the forename as well as the last name.