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In all the world, Théssia (Théssia ) is a rare epicene first name. The given name Théssia is habitual in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare epicene name.
| VARIANT | COUNTRY |
|---|---|
| Théssia | Democratic Republic of the Congo |
Mouabe, Andzoli, Bouesso, and Batokobana