Worldwide, Iosa (Iosa 
) is a very rare gender-neutral first name. The first name Iosa is habitual in Southern Europe, particularly Italy, where it is a very rare masculine name. More frequently, Iosa is the last name as well as the forename.
Mr, Carlo, Celia, Cesar, Becky, Peter, Debra, Dusca, Laura, Leora, Linda, Lucia, Luisa, Luigi, José, Josã, Joana, Jesus, Julio, Tomas, Norma, Hilda, Mirko, Fabio, Mauro, Mario, Ana, Ann, Sara, Alex, Anna, Rosa, Roby, Lena, Lora, John, Jeff, Juan, Elda, Erin, Eros, Ezio, Vera, Faes, Fran, Ives, Maria, Marco, and Irene