In the entire world, Oelßner (Oelßner , Эльснер ) is an extremely rare unknown gender first name. Much more frequently, Oelßner is the last name as well as the forename.
Oelssner
Janin, Frank, Daniel, and Thomas
, Эльснер 
) is an extremely rare unknown gender first name. Much more frequently, Oelßner is the last name as well as the forename.