Worldwide, Elfen (Elfen 
) is a very rare gender-neutral first name. The first name Elfen is characteristic of Philippines, where it is a very rare unisex name, and China, where it is an extremely rare male name. More frequently, Elfen is the last name as well as the forename.
Ms, Daniel, Loubna, Nabila, Hassan, Walter, Marylou, Matilda, Mohamed, Michael, Denise, Souhail, Kathryn, Kristie, Patrick, Leandro, Jesahel, Natalia, Heather, Kathleen, Leopoldo, Carsten, Robert, Ariane, Simone, Ana, Ray, Jon, Mike, Paul, Ryan, Debi, Lied, Lucy, Luis, Jane, Jose, Todd, Maria, Siham, Scott, Ayoub, Paula, Roger, Luisa, Sandra, Humberto, and Elizabeth