Worldwide, Bykovskij (Быковский , Bykovskij ) is an extremely rare unknown gender first name. Much more prevalently, Bykovskij is the last name as well as the forename.
Bykovskii, and Bykovsky
Viktor
, Bykovskij 
) is an extremely rare unknown gender first name. Much more prevalently, Bykovskij is the last name as well as the forename.