Cognomen Tyz (Tyz 
) , throughout the world, is a rare last name. The surname Tyz is characteristic of Myanmar, where it is a rare surname, Thailand, where it is a very rare surname, and France, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Myanmar, the United States, and Thailand. Also, Tyz is the forename as well as the last name.