Family name Ererra (Ererra 
) , globally, is a very rare cognomen. The surname Ererra is habitual in the Dominican Republic, where it is a rare surname, Nicaragua, where it is a very rare surname, and France, where it is an extremely rare surname. In absolute terms, it is the most numerous in the Dominican Republic, France, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Ererra | Dominican Republic, France, Nicaragua, United States |