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Cognomen Siewleng (Siewleng ) , globally, is a very rare family name. The cognomen Siewleng is habitual in Malaysia, where it is a rare surname, and the United States, where it is an extremely rare surname. Also, Siewleng is the forename as well as the last name.
VARIANT | COUNTRY |
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Siewleng | United Kingdom, Singapore, Malaysia, Thailand, United States |