All around the world, Grønberg (Grønberg 
) is an extremely rare unknown gender first name. Predominantly, Grønberg is the last name as well as the forename.
Dan, Birger, Bjørn, Bjarne, Geirmund, Louise, Jesper, Torill, Henrik, Håkon, Vivian, Arnfinn, Carsten, Camilla, Kenneth, Kristin, Patrick, Jannick, Joachim, Nikolai, Nikolaj, Håvard, Britta, Carina, Morten, Frode, Jan, Eva, Odd, Sara, Søs, Anne, Anja, Keld, Lars, Tina, Anne-Sofie, Nina, Hans, Mette, Silje, Susse, Stine, Peter, Jette, Tanja, Trude, Helle, Nora, and Charlotte