Worldwide, Duffill (Duffill ) is an extremely rare unknown gender first name. Much more frequently, Duffill is the last name as well as the forename.
Mr, Anne, Adam, Carl, Cath, Cory, Bryn, Bill, Paul, Ross, Ryan, Dave, Gail, Lisa, Luke, Jane, John, Jean, Andy, Alan, Alec, Alex, Ms, Aj, Ed, Sam, Sue, Ann, Ben, Pat, Teri, Ray, Liv, Joe, Tom, Tim, Ian, Mary, Mark, Matt, Lee, and Troy
) is an extremely rare unknown gender first name. Much more frequently, Duffill is the last name as well as the forename.