Throughout the world, Dahlén (Dahlén 
) is an extremely rare unknown gender forename. Predominantly, Dahlén is the last name as well as the forename.
Bo, Rune, Lars, Leif, Lena, Lina, Lisa, John, Joel, Tove, Elin, Elsa, Eric, Erik, Emma, Hans, Olle, Ylvi, Ulla, Maria, Marie, Malin, Pär, Klas, Carl, Acke, Moa, Mia, Siv, Ann, Kaj, Pia, Dan, Jan, Jim, Tom, Mamma, Eva, Ulf, Mary, Mats, Maya, Sara, Stig, Alex, Anna, Anni, Adam, Ida, and Minni