Cognomen 泰希 (Tah 
, 泰希 
) , around the world, is a common family name. The surname 泰希 is characteristic of Sub-Saharan Africa, particularly Cameroon, where it is quite a common surname, Ivory Coast, where it is quite a rare surname, and Mauritania. Measured by absolute frequency, it most frequently occurs in India, Cameroon, and Mexico. Very seldom, 泰希 is the forename as well as the last name.