Around the globe, Ryjenko (Рыженко , Ryjenko ) is an extremely rare male first name. Much more prevalently, Ryjenko is the last name as well as the forename.
Рийенко, and Рыйенко
Olya, Artur, Andrey, Regina, Dennis, and Waltteri
, Ryjenko 
) is an extremely rare male first name. Much more prevalently, Ryjenko is the last name as well as the forename.