In all the world, Bidao (Bidao 
) is a very rare principally male, but very seldom girly first name. More prevalently, Bidao is the last name as well as the forename.
Ms, Felipe, Adriana, Adriano, Roberto, Genildo, Glaucia, Leandro, Leticia, Janaina, Juliana, Mauricio, Sherlito, Severino, Andressa, Badrudin, Patricia, Gloriete, Janilson, Janilton, Henrique, Alexandra, Johnny, Josefa, Daniel, Regina, Ana, Mira, Romy, Jose, Joao, Maria, Marta, Cosmo, Bobby, Bruno, Guillermo, Paulo, Julia, Tommy, Elsie, Emily, Em-Em, Efren, Manuel, Arthur, Camila, Raissa, Joana, and Josinaldo