Last name ยู้ (Yu 
, ยู้) , around the globe, is a prevalent surname. The family name ยู้ is characteristic of Mongolia, where it is a prevalent surname, Cayman Islands, where it is a widespread surname, and Hong Kong (explore the name in all countries). Measured by absolute frequency, it is commonest in China, Mongolia, and Myanmar. Much less frequently, ยู้ is the forename as well as the last name.