Kuznik may refer to:
People with the surname Greg Kuznik (born 1978), Canadian-born Slovene former ice hockey player Jan Tomáš Kuzník (1716–1786), Czech teacher of music, musician, composer, and poet Peggy Kuznik (born 1986), German football player
Places Kuźnik, Lubusz Voivodeship Kuźnik, Pomeranian Voivodeship