Cognomen Ktin (กฐิน 
, กถิน , Ktin 
) , in the entire world, is a very rare family name. The cognomen Ktin is habitual in Malaysia, where it is a very rare surname, Thailand, where it is an extremely rare surname, and India. Much more prevalently, Ktin is the forename as well as the last name.
Bor, Noel, Warm, Bayhon, Pama-Gutierrez, and Sánchez Palma