Worldwide, Stiern (Stiern 
) is an extremely rare unknown gender first name. Much more prevalently, Stiern is the last name as well as the forename.
Ann, Cheryl, Carmen, Kathie, Kurtis, Robert, Dennis, Darren, Donald, Judith, Thomas, Nickie, Matthew, Maureen, Michael, Alyjune, Randall, Loraine, Theresa, Timothy, William, Michaela, Alicia, Sandra, James, Janet, Tod, Mary, Mike, Anna, Cody, Dana, Lisa, Lynn, Lysa, Jami, Jennifer, Jody, Eric, Molly, Misty, Sandi, Betty, Brent, Keith, Robin, Renee, Laura, Toni, and Christina