Family name Jastrzab (Jastrzab 
) , worldwide, is a rare cognomen. The cognomen Jastrzab is characteristic of Poland, where it is quite a rare surname, Belgium, where it is a rare surname, and the United States, where it is a very rare surname. In absolute terms, it is commonest in Poland, the United States, and France. More frequently, Jastrzab is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jastrzab | Germany, Belgium, United States, Poland, France |
| leokadia jastrzab Polish Righteous Among the Nations, PL |
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| antoni jastrzab Polish Righteous Among the Nations, PL |
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Jan, Helena, Witold, Andrzej, Barbara, Ryszard, Dariusz, Jadwiga, Jolanta, Tadeusz, Wieslaw, Marianna, Miroslaw, Stefania, Krystyna, Leokadia, Elzbieta, Zbigniew, Stanislaw, Agnieszka, Krzysztof, Wladyslaw, Henryk, Halina, Edward, Teresa, Ewa, Anna, Adam, Jzef, Maria, Marta, Marek, Roman, Jerzy, Jzefa, Malgorzata, Wanda, Marian, Alicja, Antoni, Robert, Renata, Danuta, Leszek, Janina, Janusz, Tomasz, Zofia, and Wlodzimierz