All over the world, Nennen (Nomar 
, Nennen 
) is quite a rare primarily masculine, but scarcely girly first name. The forename Nennen is habitual in Puerto Rico, where it is quite a rare boy's name, the Dominican Republic, and Philippines, where it is quite a rare predominantly boy's, but very seldom female name. Much less frequently, Nennen is the last name as well as the forename.