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Family name Chanklum (Chanklum ) , globally, is a very rare cognomen. The surname Chanklum is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Vichit, Buranee, Pakanan, Peranuch, Noraath, Yupadee, Choomporn, Naranunt, Nathaorn, Sarankorn, Chakkapan, and Aranyawadee