Cognomen Mergilla (Mergilla 
) , in the entire world, is a rare family name. The surname Mergilla is characteristic of Philippines, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Mergilla | United States, Philippines |
Ria, Raymundo, Rachelle, Rosyleen, Rowenald, Renelita, Josefina, Jennifer, Jhustine, Luciana, Fredelea, Geizel Kate, Enriqueta, Frederick, Winefredo, Mark Cyrus, Flordeliza, Elijah Dara, Jayson Joseph, Rea Joanna, Loradel, Ricardo, Rebecca, Liza, Earl, Paulo, Jay-R, Emily, Adalia, Aurora, Roldan, Geovic, Lionel, Norman, Emalyn, Shirley, Crystal, Beverly, Rosario, Roselyn, Roberto, Rolando, John Gilbert, and Paulo Dominic