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Family name Wai Sing (Wai Sing ) , all around the world, is a very rare cognomen. The cognomen Wai Sing is characteristic of South-eastern Asia, particularly Singapore, where it is a rare surname, and Malaysia, where it is a very rare surname. More prevalently, Wai Sing is the forename as well as the last name.
VARIANT | COUNTRY |
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Wai Sing | Canada, Hong Kong, Singapore, Malaysia, China |