Cognomen เกษแก้ว (Ketkaeo 
, เกษแก้ว, Gesgaew ) , worldwide, is a rare last name. The family name เกษแก้ว is characteristic of Thailand, where it is quite a rare surname, China, where it is an extremely rare surname, and the United States. Much less frequently, เกษแก้ว is the forename as well as the last name.