Surname Tếch (Teca 
, Tếch) , across the world, is quite a common family name. The family name Tếch is habitual in Angola, where it is quite a common surname, Chile, where it is quite a rare surname, and Romania. Measured by absolute frequency, the name is most common in Angola, India, and Chile. Much less frequently, Tếch is the forename as well as the last name.