Worldwide, Halldorson (Halldorson ) is an extremely rare unknown gender first name. Much more frequently, Halldorson is the last name as well as the forename.
Mr, Anna, Alan, Sean, Mike, Matt, Mark, Mary, Jen, Joe, Jon, Jas, Len, Dan, Anne, Ron, Pam, Pat, Ken, Bud, Bob, C D, Amy, Sue, Sam, M W, M K, Ed, Bo, Rob, and Chad
) is an extremely rare unknown gender first name. Much more frequently, Halldorson is the last name as well as the forename.