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Surname Changyu (Changyu
) , throughout the world, is a very rare family name. The cognomen Changyu is characteristic of Singapore, where it is a rare surname, Malaysia, where it is a very rare surname, and Israel. Not in comparison with a country's population, it is commonest in China, Malaysia, and Singapore. Predominantly, Changyu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Changyu | South Korea, Malaysia, Taiwan, United States, China |