Last name 雲長 (Yunchang 
, 雲長 ) , around the globe, is a very rare cognomen. The family name 雲長 is habitual in Malaysia, where it is a rare surname, Singapore, where it is a very rare surname, and Chile, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Malaysia, China, and Singapore. More frequently, 雲長 is the forename as well as the last name.