Family name Leonidos (Leonidos 
) , throughout the world, is an extremely rare last name. The cognomen Leonidos is characteristic of Philippines, where it is an extremely rare surname, and Brazil. Predominantly, Leonidos is the forename as well as the last name.
Rosa, Oliveira, Fronimos, Faburada, Fabillar, Balatsos, Waldato, Estorco, Galindo, Garsula, Domingo, Pietris, Butardo, Bacasoy, Candare, Machado, Ortega, Tundag, Dago-O, Dejaro, Decobty, Santos, Viana, Tulio, Lamug, Perna, Brito, Avila, Silva, Tino, Marcondes, and Salustiano