Family name Djoa (Djoa 
) , all over the world, is a rare last name. The surname Djoa is characteristic of the Democratic Republic of the Congo, where it is a rare surname, Greece, where it is a very rare surname, and Indonesia. Measured by absolute frequency, it is the most numerous in the Democratic Republic of the Congo, Indonesia, and Germany. Likewise, Djoa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Djoa | Greece, Germany, Netherlands, Indonesia, Democratic Republic of the Congo |