All around the world, Vitchak (Vitchak , Витчак ) is an extremely rare unknown gender given name. Much more frequently, Vitchak is the last name as well as the forename.
Витшак, Вичак, and Вітчак
Ms
, Витчак 
) is an extremely rare unknown gender given name. Much more frequently, Vitchak is the last name as well as the forename.