Around the globe, Köll (Köll 
) is an extremely rare unknown gender first name. Much more prevalently, Köll is the last name as well as the forename.
Ann, Heidi, Hunor, Marion, Martin, Marcel, Markus, Manuel, Matthi, Sandra, Stefan, Carmen, Birgit, Bianca, Björn, Robert, Roland, Renate, Regina, Daniel, Laurin, Jasmin, Heino, Erich, Josef, Jakob, Anna, Karl, Lisa, Nina, Noel, Emil, Vera, Maria, Mario, Alois, Johann, Anita, Conny, Claus, Bernd, Karin, Klaus, Petra, Peter, Doris, Georg, Laura, Chris, and Julian