Cognomen ตั๊กแตน (Takank 
, ตั๊กแตน, Tangwad ) , all over the world, is a very rare last name. The family name ตั๊กแตน is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ตั๊กแตน is the forename as well as the last name.