Surname คอ (Kho 
, คอ 
, 褲 
) , across the world, is a widespread cognomen. The family name คอ is characteristic of South-eastern Asia, particularly Singapore, where it is quite a common surname, Malaysia, and Brunei (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in India, Indonesia, and Malaysia. Very seldom, คอ is the forename as well as the last name.