Worldwide, วู้ (Wu 
, วู้, Vuoh) is a common gender-neutral forename. The forename วู้ is characteristic of Eastern Asia, particularly Macao, where it is quite a common epicene name, Hong Kong, and Taiwan (explore the name in all countries). In absolute terms, the name is most common in Eastern Asia, particularly China, Taiwan, and Hong Kong. Predominantly, วู้ is the last name as well as the forename.
วู้ is also a popular name for the fictitious and mythical characters: Zhu Wu , the Water Margin character; Wu Gang ; Wu Dajinzi , the Jin Ping Mei character; Wu Yima , the Jin Ping Mei character and Wu Erjinzi , the Jin Ping Mei character, and in many other works.