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Surname Cừ (渠 , チュ
, Cừ
) , all around the world, is a common cognomen. The surname Cừ is habitual in China, where it is quite a rare surname, Kyrgyzstan, where it is a rare surname, and Kazakhstan. Not in comparison with a country's population, it is the most numerous in China, Vietnam, and Kazakhstan. Very seldom, Cừ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 渠 | China |
| チュ | Japan |
| Cừ | Vietnam |
| Кы | Kazakhstan, Kyrgyzstan, Russia |