Last name Гуа (Гуа 
) , globally, is an extremely rare cognomen. The cognomen Гуа is characteristic of Kyrgyzstan, where it is a very rare surname, Kazakhstan, and Ukraine, where it is an extremely rare surname. In absolute terms, it is the most numerous in Kyrgyzstan, Kazakhstan, and Russia. Also, Гуа is the forename as well as the last name.