In all the world, Сізонюк (Сізонюк ) is an extremely rare unknown gender first name. Much more frequently, Сізонюк is the last name as well as the forename.
Sizonyuk
Ганна, Ольга, Валентин, and Валентина
) is an extremely rare unknown gender first name. Much more frequently, Сізонюк is the last name as well as the forename.