Globally, Тещаев (Тещаев ) is an extremely rare unknown gender forename. Much more prevalently, Тещаев is the last name as well as the forename.
Teshaev, and Teshayev
Сергей, and Алексей
) is an extremely rare unknown gender forename. Much more prevalently, Тещаев is the last name as well as the forename.