Last name チュ (Kuo 
, チュ 
, Cừ 
) , in the world, is a common cognomen. The family name チュ is habitual in Taiwan, where it is a common surname, Cayman Islands, where it is quite a common surname, and Bermuda (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in Taiwan, the United States, and China. Very seldom, チュ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kuo | Indonesia, Canada, United States, Taiwan, China |
| チュ | Japan |
| Cừ | Vietnam |
Chao, Chau, Chhiu, Chiau, Chiu, Choo, Chou, Chow, Chu, Chyu, Châu, Chû, Ciu, Cow, Jew, Jhoe, Joe, Joo, Jou, Ju, Ku, Qiū, Tchou, Trâu, Tsou, Zhou, Zhu, Zhōu, Zoo, Zou, Zu, Ču, Джу, Цзоу, Цзюй, Чжоу, Чу, ג'ו, ג'ואו, צ'ו, تشو, جو, しゅう, ジュ, チュー, 周, 周氏, 居, 朱, 朱氏, 楚, 秋, 秋姓, 秋氏, 邹, 邹氏, 鄒, 주, and 추