Names distinctive to Poland

The list of names unique to the Republic of Poland*

Female forenames

NameUniqueness Prevalence rank
1. Agnieszka 71% 1.
2. Katarzyna 69% 2.
3. Małgorzata 100% 5.
4. Ewa 54% 3.
5. Justyna 75% 9.
6. Dorota 66% 8.
7. Aleksandra 44% 6.
8. Kasia 70% 10.
9. Iwona 67% 11.
10. Karolina 27% 4.
11. Beata 40% 7.
12. Sylwia 72% 12.
13. Patrycja 82% 15.
14. Elżbieta 100% 20.
15. Ewelina 75% 17.
16. Ania 51% 14.
17. Wiktoria 94% 27.
18. Weronika 88% 28.
19. Martyna 84% 26.
20. Alicja 69% 23.
21. Marzena 69% 25.
22. Krystyna 47% 19.
23. Grażyna 100% 31.
24. Klaudia 40% 18.
25. Jolanta 45% 21.

Male forenames

NameUniqueness Prevalence rank
1. Piotr 71% 1.
2. Marcin 75% 2.
3. Krzysztof 72% 3.
4. Tomasz 71% 4.
5. Michał 99% 6.
6. Andrzej 71% 5.
7. Paweł 99% 7.
8. Mateusz 87% 9.
9. Łukasz 99% 11.
10. Grzegorz 74% 10.
11. Mariusz 70% 12.
12. Maciej 77% 13.
13. Jacek 66% 14.
14. Wojciech 72% 15.
15. Rafał 99% 20.
16. Dariusz 64% 16.
17. Marek 22% 8.
18. Patryk 81% 22.
19. Pawel 48% 19.
20. Stanisław 100% 27.
21. Jerzy 63% 21.
22. Zbigniew 60% 23.
23. Szymon 86% 29.
24. Lukasz 55% 24.
25. Dawid 32% 18.

Surnames

NameUniqueness Prevalence rank
1. Jzef 100% 1.
2. Elzbieta 98% 2.
3. Malgorzata 96% 3.
4. Zdzislaw 99% 4.
5. Slawomir 96% 6.
6. Wieslawa 99% 7.
7. Bogdan 57% 5.
8. Wlodzimierz 99% 8.
9. Jzefa 100% 11.
10. Boguslaw 98% 10.
11. Waclaw 99% 12.
12. Czeslawa 99% 13.
13. Hanna 33% 9.
14. Boguslawa 98% 14.
15. Lech 90% 15.
16. Zdzislawa 100% 16.
17. Przemyslaw 79% 18.
18. Mikolaj 96% 19.
19. Nowak 32% 17.
20. Waclawa 100% 21.
21. Kowalczyk 53% 22.
22. Kowalski 30% 20.
23. Kowalska 82% 23.
24. Augustyn 72% 24.
25. Wójcik 99% 30.

Distinctive names in
the related** countries

CountrySimilarity
Romania 3%
Czechia 3%
Luxembourg 2%
Slovakia 2%
Guyana 2%
Austria 2%
Ireland 2%
Tanzania, the United Republic of 2%

*The rank of the unique name is the geometric average of the name uniqueness and the name prevalence in the respective country. Name uniqueness is measured only by the exact grapheme form (not taking into account transliterational equivalents or phonetic similarities).

** Country similarity is the correlation of the relative frequency of the names shared by two countries (as measured by cosine similarity).