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Family name Kaiyun (开云 , Kaiyun , 凯云 ) , across the world, is quite a rare last name. The surname Kaiyun is habitual in Taiwan, where it is a rare surname, China, and India, where it is an extremely rare surname. More prevalently, Kaiyun is the forename as well as the last name.
VARIANT | COUNTRY |
---|---|
凯云, 开云, 开运 | China |
Kaiyun | Hungary, Taiwan, Singapore, India, China |