Globally, Řezník (Řezník , Ржезник ) is an extremely rare unknown gender first name. Much more prevalently, Řezník is the last name as well as the forename.
Reznik
Jan, Stanislav, Jaroslav, Miroslav, Zdeněk, Tomáš, Lukáš, Michael, Jiří, Jindřich, Luboš, Martin, Ondra, Jakub, David, Roman, Milan, Ivan, Petr, Michal, and František
, Ржезник 
) is an extremely rare unknown gender first name. Much more prevalently, Řezník is the last name as well as the forename.