Wiernik
Wiernik is the family name of the following people:
- Barbara Wiernik (* 1974), Belgian jazz musician
- Bronisław Wiernik (1909–1989), Polish writer, screenwriter and director
- Jankiel Wiernik (1889–1972), Polish witness to the Holocaust
- Marek Wiernik (* 1949), Polish journalist, music critic, organizer and author
