Globally, Chmykov (Шмыков , Chmykov ) is an extremely rare unknown gender forename. Much more frequently, Chmykov is the last name as well as the forename.
Хмыков, Чмиков, and Чмыков
Oksana
, Chmykov 
) is an extremely rare unknown gender forename. Much more frequently, Chmykov is the last name as well as the forename.