In the entire world, Caliga (Caliga 
) is an extremely rare unknown gender first name. Much more frequently, Caliga is the last name as well as the forename.
Sara, Imelda, Mariana, Marilyn, Charles, Bettina, Kristen, Irenio, Rubyjean, Tudorel, Viorica, Antonina, Ruby Jean, Margareta, Alexandru, Lindsey, Eileen, Emelia, Robert, Seth, Ruby, Demi, Gigi, Tina, Sasha, David, Laura, Linda, Emily, Albino, Adrian, Costel, Krista, Rachel, Carla-Lisa, and Christopher