Cognomen เถาะ (Tho 
, เถาะ 
) , all over the world, is a common surname. The last name เถาะ is habitual in Malaysia, where it is quite a common surname, Macao, and Maldives, where it is quite a rare surname. Not in comparison with a country's population, the name is most common in South-eastern Asia, particularly Malaysia, Vietnam, and Indonesia. Likewise, เถาะ is the forename as well as the last name.