Worldwide, Otazua (Otazua 
) is an extremely rare unknown gender first name. Much more prevalently, Otazua is the last name as well as the forename.
Mr, Unai, Maria, Maira, Mirta, Mikel, Sonia, Angel, Ariel, Aitor, Borja, Paula, Pablo, Paola, Pedro, Ramon, Renee, Delia, Dario, Dardo, David, Diana, Ylda, Onar, Olga, Iker, Ana, Leo, Jon, Ema, Ion, Iã, Mary, Abel, Raul, Dora, Laura, Lili, Jose, Josu, Juan, Nora, Elva, Edid, Emma, Hugo, Ilda, Ibon, Luis, and Lidia