Surname · Feminine
Kostańczuk
Kostańczuk Pronunciation
Kostańczuk is pronounced kos-TAHNY-chook (/kɔsˈtaɲt͡ʂuk/).
Alive in 2025
10
National rank
#213674
Top voivodeship
Warmian-Masurian
Residents of Poland
1 in 4,263,168