Cognomen Шуай (Peng 
, Shuai , Шуай 
) , globally, is a prevalent last name. The last name Шуай is characteristic of Malaysia, where it is a widespread surname, Cayman Islands, where it is a common surname, and China (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in China, Malaysia, and Taiwan. Much less frequently, Шуай is the forename as well as the last name.