Across the world, Cornejo Diaz (Cornejo Diaz 
) is an extremely rare unknown gender first name. Predominantly, Cornejo Diaz is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Cornejo Diaz | Peru, Argentina, Spain, Chile, Ecuador |
Ana, Juan Carlos, Maria Estela, Maria Teresa, Miriam Soledad, Miguel Angel, Ramon Ernesto, Romina Nicole, Luis Alberto, Luis Alfonso, Luis Antonio, Luis Humberto, Luis Orlando, Jose Enrique, Jose Ignacio, Jose Octavio, Julio Alexis, Julio Hernan, Nataly Andrea, Marco Antonio, Jorge Alfredo, Victor Manuel, Luis Hernan, Rosa Elvira, Pedro Pablo, Carla Belen, Maty, Juan, Matias, Karina, Antonio, Antonia, Adriana, Daniela, Liliana, Consuelo, Maria Angelica, Maria Luz, Ana Luisa, Jose Luis, Diego Ignacio, Jose Fidel, Wildo Esteban, Maria Elisa, Marta Elena, Matias Ignacio, Sonia Elisa, Angel Neftali, Ana Maria, and Sergio Antonio