Cognomen ตู๊ (Tu 
, ตู๊) , in all the world, is a widespread surname. The family name ตู๊ is characteristic of Marshall Islands, where it is a common surname, Myanmar, where it is quite a common surname, and Cayman Islands (explore the name in all countries). In absolute terms, the name is most common in China, Myanmar, and Vietnam. Very seldom, ตู๊ is the forename as well as the last name.