Family name Jónatansson (Jónatansson 
) , in all the world, is a very rare cognomen. The last name Jónatansson is characteristic of Northern Europe, particularly Iceland, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jónatansson | Iceland |
| magnús jónatansson association football player (b. 1943) |
|
|
| elías jónatansson |
|