Globally, Janiček (Janiček , Яничек ) is an extremely rare unknown gender forename. Much more frequently, Janiček is the last name as well as the forename.
Janicek, and Янічек
Marek, Filip, Marija, Martin, Marlon, Nikolas, and Miroslav
, Яничек 
) is an extremely rare unknown gender forename. Much more frequently, Janiček is the last name as well as the forename.