Cognomen タオ (Tao 
, Thao , Thảo 
) , around the world, is a widespread surname. The last name タオ is habitual in Vietnam, where it is a common surname, Bermuda, where it is quite a common surname, and Cayman Islands (explore the name in all countries). In absolute terms, this name is the most popular in China, Vietnam, and the United States. Likewise, タオ is the forename as well as the last name.