Family name เกาะ (Ko 
, Koh 
, Isle 
) , in the entire world, is a prevalent cognomen. The cognomen เกาะ is characteristic of Myanmar, where it is a prevalent surname, Singapore, where it is a widespread surname, and Hong Kong, where it is a common surname (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in South-eastern Asia, particularly Myanmar, Singapore, and Malaysia. Also, เกาะ is the forename as well as the last name.
พูลเกตุ, and เทียนธรรมชาติ