Last name ต้าย (Tai 
, ต้าย) , globally, is a widespread cognomen. The last name ต้าย is characteristic of Macao, where it is a common surname, Hong Kong, and Cayman Islands (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in China, Myanmar, and Malaysia. Likewise, ต้าย is the forename as well as the last name.