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Surname Lounseng (Lounseng ) , worldwide, is a rare cognomen. The family name Lounseng is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
Manee, Napat, Niwat, Suwimon, Somridee, Thotphon, Wichian, Maneerat, Kiatinan, Panyawut, Praparat, Prapawan, Pornsuda, Piyanach, and Wanthana