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Throughout the world, Suppanai (ศุภนัย , Suppanai
) is a very rare predominantly boy's, but very infrequently feminine first name. The first name Suppanai is habitual in South-eastern Asia, particularly Thailand, where it is a rare principally boy's, but very infrequently female name.
| VARIANT | COUNTRY |
|---|---|
| Suppanai, ศุภนัย | Thailand |
Sanilam, and Ratanaprakarn