Last name 天狗 (Tengu 
, 天狗) , in the world, is quite a rare surname. The surname 天狗 is characteristic of Albania, where it is quite a rare surname, Japan, and Cameroon, where it is a rare surname. Measured by absolute frequency, it is commonest in Japan, India, and Tanzania. Much less frequently, 天狗 is the forename as well as the last name.