All over the world, Jonasa (Jonasa 
) is a rare unisex given name. The given name Jonasa is habitual in Tanzania, where it is a very rare male name, and India, where it is an extremely rare epicene name. Much less frequently, Jonasa is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Jonasa | India, Fiji, Philippines, Latvia, Tanzania |