Family name Foncesca (Foncesca 
) , globally, is a very rare cognomen. The family name Foncesca is characteristic of Nicaragua, where it is a very rare surname, Brazil, where it is an extremely rare surname, and the United States. Much less frequently, Foncesca is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Foncesca | France, Brazil, United States, Nicaragua |