Last name 坦奇 (Tench 
, 坦奇 
) , in the world, is quite a rare family name. The family name 坦奇 is characteristic of Belize, where it is quite a common surname, Saint Lucia, and the United Kingdom, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in the United States, the United Kingdom, and Belize. Very seldom, 坦奇 is the forename as well as the last name.