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In all the world, Iwanska (Iwanska ) is an extremely rare unknown gender first name. Much less frequently, Iwanska is the last name as well as the forename.
Ewa, Marzena, Barbara, Grazyna, Jadwiga, Jolanta, Henryka, Waclawa, Urszula, Marianna, Stefania, Czeslawa, Bogumila, Krystyna, Gertruda, Leokadia, Elzbieta, Wieslawa, Agnieszka, Katarzyna, Malgorzata, Stanislawa, Marlena, Helena, Halina, Teresa, Anna, Maria, Marta, Alina, Beata, Lidia, Hanna, Irena, Ilona, Iwona, Aleksandra, Wanda, Monika, Sabina, Alicja, Bozena, Renata, Regina, Danuta, Dorota, Janina, Joanna, Zofia, and Wladyslawa