In all the world, Bleis (Bleis 
) is a very rare epicene given name. Much more frequently, Bleis is the last name as well as the forename.
Mr, Laura, Leidi, Loïc, Luise, Jaime, Jorge, Enora, Henri, Franz, Willy, Yoann, Marino, Marion, Martin, Manuel, Sandra, Sabine, Stefan, Carola, Claire, Karine, David, Reyna, Rahel, Pedro, Ms, Le, Sara, Soaz, Anne, Addi, Remi, Dana, Jose, Jean, Romain, Tony, Nemi, Olga, Yoel, Maria, Marie, Simon, Sofie, Brice, Kevin, Peter, Tudi, and Renaud