Globally, Hegdahl (Hegdahl 
) is an extremely rare unknown gender forename. Much more frequently, Hegdahl is the last name as well as the forename.
Mr, Ruth, Ryan, Dane, Dave, Dawn, Gary, Gail, Gunn, Lars, Lisa, Lori, Lois, Jack, Joan, June, Tara, Nina, Nona, Edna, Eric, Egil, Roya, Paal, Paul, Kyra, Ms, Ada, Bob, Kim, Deb, Dan, Don, Lee, Jay, Tim, Marge, Mary, Matt, Sean, Alma, Andy, Anna, Anne, Arne, Chad, Bill, Kari, Mark, and Marla