All over the world, Riauba (Riauba 
) is an extremely rare unknown gender given name. Much more frequently, Riauba is the last name as well as the forename.
Mr, Egidijus, Oskaras, Ovidijus, Žygimantas, Martynas, Mathilde, Almantas, Arnoldas, Cristina, Robertas, Rimvydas, Giedrius, Laurynas, Justinas, Eimantas, Nerijus, Donatas, Povilas, Paulius, Karl, Gytis, Linas, Lukas, Jonas, Tomas, Ignas, Mindaugas, Marius, Mantas, Sergio, Justas, Vilius, Marcelo, Andrius, Karolis, Marcio, and Gabrielius