Worldwide, Kalyonov (Kalyonov , Калёнов ) is an extremely rare unknown gender first name. Much more prevalently, Kalyonov is the last name as well as the forename.
Калионов, and Кальонов
Mr, Vlad, Maxim, Pavel, Andrey, Michael, Dmitriy, Nikolay, and Konstantin
, Калёнов 
) is an extremely rare unknown gender first name. Much more prevalently, Kalyonov is the last name as well as the forename.