Janik (surname)
Janik or Janík is a Polish and Slovak surname derived from the given name Jan. Notable people with this surname include:
- Aarne Kreuzinger-Janik, German lieutenant general
- Antoni Janik, Polish footballer
- Christopher Janik, Singaporean cricketer
- Doug Janik, American hockey player
- Ewa Janik, Polish politician
- Florian Janik, German politician
- Gabriela Sasnal née Janik, Polish artistic gymnast
- Grzegorz Janik, Polish politician
- Igor Janik, Polish javelin thrower
- Igor Janik, Polish chess grandmaster
- Justyna Janik, Polish singer and songwriter
- Karl Janik, French rugby player
- Krzysztof Janik, Polish left-wing politician
- Łukasz Janik, Polish boxer
- Małgorzata Tkacz-Janik, Polish feminist activist and politician
- Mateusz Janik, Polish biathlete
- Ondrej Janík, Slovak professional ice hockey player
- Patrick Janik, German politician
- Paweł Janik, Polish footballer
- Renata Janik, Polish politician
- Tom Janik, American football player
- Zdzisław Janik, Polish footballer