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Last name ฤทธิ์ดำรงกุล (ฤทธิ์ดำรงกุล, Ritdomrongkul , Ritdamrongkul ) , worldwide, is a very rare cognomen. The cognomen ฤทธิ์ดำรงกุล is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
VARIANT | COUNTRY |
---|---|
Ritdamrongkul, Ritdomrongkul | Thailand |