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Last name Niwan (Men
, Niwan
, นิวัน
) , across the world, is a common cognomen. The cognomen Niwan is characteristic of Malaysia, where it is quite a common surname, Japan, where it is quite a rare surname, and China. Measured by absolute frequency, it is commonest in China, Malaysia, and Indonesia. Also, Niwan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Men | Malaysia, India, Japan, Indonesia, China |
| Niwan | Malaysia, India, Indonesia, Thailand, China |
| นิวัน, นิวัลย์ | Thailand |