Surname Йумабек (Йумабек ) , all around the world, is an extremely rare cognomen. Much more frequently, Йумабек is the forename as well as the last name.
Jumabek
Алиев, Махмадиев, Турдимов, Даутбеков, Хакимов, Идибеков, Одинаев, Носиров, Асенбаев, Мухабатов, Муродов, Каримов, Юнусов, Уразов, Саидов, Жумаев, Гадоев, Абдиев, Рзатдинов, Мирзоев, and Махмадхонов
) , all around the world, is an extremely rare cognomen. Much more frequently, Йумабек is the forename as well as the last name.