Cognomen Oroa (Oroa 
) , in the entire world, is a rare last name. The family name Oroa is characteristic of Paraguay, where it is quite a rare surname, Romania, where it is a rare surname, and Peru, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Latin America and the Caribbean, particularly Paraguay, Mexico, and Peru. Very seldom, Oroa is the forename as well as the last name.
Yul, Miguel, Carlos, Robert, Derlis, Daiana, Guille, Javier, Nestor, Victor, Marlene, Sidonio, Alberto, Antonio, Carlito, Jacinto, Orlando, Priscila, Georgino, Jennifer, Honorina, Fernando, Miriam, Monica, Oscar, Edgar, Aldo, Anas, Roan, Luis, Jose, Joel, Juan, Maria, Angel, Ariel, Renato Jr, Ahmed, Pablo, Pedro, Ricky, Larry, James, Jorge, Julio, Norma, Ngato, Edwin, Clara, and Rigoberto