Surname Emercia (Emercia 
) , around the world, is an extremely rare last name. The cognomen Emercia is habitual in Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname. Much more prevalently, Emercia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Emercia | South Africa, Brazil, Philippines, Peru, Democratic Republic of the Congo |
Mata, Fausto, Ferrao, Ontsira, Omiere, Matondo, Makosso, Andrade, Adzouna, Azevedo, Canillo, Calisto, Kouende, Loumvoumina, Fortune, Mifoundou, Siqueira, Carletti, Bazebimiata, Gonzalez, Embestro, Oliveira, Hirose, Duarte, Bimoko, Araujo, Bite, Dias, Lima, Zobi, Silva, Sousa, Souza, Angat, Ambos, Costa, Diamoneka, Bambi, Reyes, Gomes, Lange, Lavor, Jesus, Ngoma, Mendes, Mbombi, Santos, Sassou, Bamby, and Montecalbo