Cognomen Тяко (Chako 
, Тяко) , around the world, is quite a common family name. The surname Тяко is characteristic of Zimbabwe, where it is quite a rare surname, Qatar, and Bahrain, where it is a rare surname. Not in comparison with a country's population, it is commonest in India, Zimbabwe, and Cameroon. Likewise, Тяко is the forename as well as the last name.