Surnames Ending with onczuk
1. MIROŃCZUK 395
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Haven't heard it
2. LEOŃCZUK 247
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Haven't heard it
3. KONOŃCZUK 183
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Haven't heard it
4. PROŃCZUK 137
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Haven't heard it
5. NIKOŃCZUK 92
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Haven't heard it
6. LEONCZUK 77
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Haven't heard it
7. FIŁOŃCZUK 67
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Haven't heard it
8. FILOŃCZUK 46
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Haven't heard it
9. JAKOŃCZUK 45
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Haven't heard it
10. LEWOŃCZUK 38
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Haven't heard it