Globally, Kasyanchyk (Касянчик , Kasyanchyk ) is an extremely rare unknown gender given name. Much more frequently, Kasyanchyk is the last name as well as the forename.
Касианчык, and Касянчык
Olha, Yana, Irina, Vitaliy, and Mikhaylo
, Kasyanchyk 
) is an extremely rare unknown gender given name. Much more frequently, Kasyanchyk is the last name as well as the forename.