Cognomen Jonasa (Jonasa 
) , all over the world, is a very rare surname. The cognomen Jonasa is characteristic of Latvia, where it is quite a rare surname, Philippines, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Latvia, Philippines, and Mexico. More prevalently, Jonasa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jonasa | India, Fiji, Philippines, Latvia, Tanzania |