In all the world, Резкий (Резкий ) is an extremely rare unknown gender first name. Much more frequently, Резкий is the last name as well as the forename.
Rezkii, Rezkiy, and Rezky
Андрей, Сергей, Дмитрий, Геннадий, Александр, and Константин
) is an extremely rare unknown gender first name. Much more frequently, Резкий is the last name as well as the forename.