All around the world, Černy (Černy , Черны ) is an extremely rare unknown gender forename. Much more frequently, Černy is the last name as well as the forename.
Cerny
Jan, Filip, Ivana, Ondra, Marian, Martin, Michal, Vojta, Samuel, Tihana, Vlasta, Michael, Dominik, Zbyněk, Miroslav, Lukaš, Ladislav, Tonda, Josef, Alan, Petr, Ivan, Marek, Sonja, Aleš, Jirka, Borek, Kamil, Pavel, Radek, David, Davor, Jarda, Karel, and Jaroslav
, Черны 
) is an extremely rare unknown gender forename. Much more frequently, Černy is the last name as well as the forename.