Cognomen อู่ (U 
, Cradle 
, Garaged 
) , in all the world, is a widespread last name. The last name อู่ is characteristic of Mongolia, where it is a common surname, Macao, and Liechtenstein, where it is quite a common surname (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in India, Indonesia, and China. More prevalently, อู่ is the forename as well as the last name.