Surname · Masculine
Jonczyński
Jonczyński Pronunciation
Jonczyński is pronounced yon-CHIHNYS-kee (/jɔnˈt͡ʂɨɲski/).
Alive in 2025
30
National rank
#114381
Top voivodeship
Kuyavian-Pomeranian
Residents of Poland
1 in 1,421,056