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Cognomen Niratisai (นิรัตติศัย , Niratisai
, นิรัตติสัย
) , globally, is a very rare last name. The cognomen Niratisai is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Also, Niratisai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| นิรัตติศัย, นิรัตติสัย | Thailand |
| Niratisai | United States, Thailand |