Cognomen เตชะมงคลภิวัฒน์ (เตชะมงคลภิวัฒน์ 
, Techamongklaphiwat) , across the world, is an extremely rare last name. The family name เตชะมงคลภิวัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.