Family name J Antonio (J Antonio 
) , across the world, is a very rare cognomen. The surname J Antonio is characteristic of Southern Europe, particularly Spain, where it is a rare surname. More prevalently, J Antonio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| J Antonio | Mexico, Spain, Canada, Colombia, Bolivia |
Mtz, Miranda, Sanchez, Salazar, Alarcon, Alvarez, Ramirez, García, Jimenez, Herrera, Fuentes, Martinez, Barranco, Gonzalez, Martínez, Caballero, Cervantes, Rodriguez, Hernandez, Fernandez, Villanueva, Castellanos, Marquez, Ramirez Preciado, Zamora, Vargas, Soto, Cruz, Diaz, Vega, Mejia, Silva, Solis, Perez, Ramos, Rocha, Rubio, Gomez, Lopez, Morera, Mendez, Santos, Romero, Rivera, Garcia, Lozano, Torres, Flores, and Garcia Sanchez