In all the world, Oivadis (Oivadis , Ойвадис ) is an extremely rare unknown gender first name. Much more frequently, Oivadis is the last name as well as the forename.
Оивадис, and Ойвадіс
Juana, Edith, and Dmitry
, Ойвадис 
) is an extremely rare unknown gender first name. Much more frequently, Oivadis is the last name as well as the forename.