Surname กฤตยานันท์ (กฤตยานันท์ 
, Krittayanan ) , in the entire world, is an extremely rare family name. The family name กฤตยานันท์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, กฤตยานันท์ is the forename as well as the last name.