Globally, Рисев (Рисев ) is an extremely rare unknown gender first name. Much more frequently, Рисев is the last name as well as the forename.
Risev, and Rysev
Максим, Андрій, Леонід, Едуард, and Анатолій
) is an extremely rare unknown gender first name. Much more frequently, Рисев is the last name as well as the forename.