Globally, Kajanovič (Kajanovič , Каянович ) is an extremely rare unknown gender first name. Much more frequently, Kajanovič is the last name as well as the forename.
Kajanovic
Adam, Milan, Marián, and Tomáš
, Каянович 
) is an extremely rare unknown gender first name. Much more frequently, Kajanovič is the last name as well as the forename.