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Worldwide, Sumatar (Sumatar
) is a rare principally girly, but very infrequently boy's first name. The first name Sumatar is characteristic of Southern Asia, particularly India, where it is a very rare predominantly female, but very seldom male name. Much less frequently, Sumatar is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sumatar | India, Philippines, Thailand |
Bai, Devi, and Muangsrijan