In all the world, D'Yachenko (Дьяченко , Дъяченко , D'Yachenko ) is an extremely rare epicene forename. Predominantly, D'Yachenko is the last name as well as the forename.
Д'Яченко, and Дь'Яченко
Mr, Ms, Dmitry, Evgeny, Nataliya, and Vladimir
, Дъяченко 
) is an extremely rare epicene forename. Predominantly, D'Yachenko is the last name as well as the forename.