In the entire world, Derxen (Derxen , Дерксен ) is an extremely rare unknown gender first name. Much more frequently, Derxen is the last name as well as the forename.
Дерксень, and Дерхен
Elisabeth
, Дерксен 
) is an extremely rare unknown gender first name. Much more frequently, Derxen is the last name as well as the forename.