Last name เกตุวุฒิ (เกตุวุฒิ 
, Ketwut ) , in all the world, is a rare cognomen. The cognomen เกตุวุฒิ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, เกตุวุฒิ is the forename as well as the last name.