Family name เกตุพัฒน์ (เกตุพัฒน์ 
, Ketpat ) , in the entire world, is a very rare last name. The last name เกตุพัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, เกตุพัฒน์ is the forename as well as the last name.