Cognomen Johnson-Hernandez (Johnson-Hernandez 
) , throughout the world, is an extremely rare surname. The family name Johnson-Hernandez is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Johnson, and a last name Hernandez.
| VARIANT | COUNTRY |
|---|---|
| Johnson-Hernandez | United States |