Globally, Silienko (Silienko , Силиенко ) is an extremely rare unknown gender first name. Much more frequently, Silienko is the last name as well as the forename.
Силєнко, and Сілєнко
, Силиенко 
) is an extremely rare unknown gender first name. Much more frequently, Silienko is the last name as well as the forename.