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In the entire world, Jantanupan (Jantanupan ) is an extremely rare unknown gender forename. Much more frequently, Jantanupan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Jantanupan | Thailand |
Oraphan, Wattana, Sabaithip, Chawewan, Chaweewan, Chiraphorn, Phakphoom, Nuttakarn, and Chatchawan