All over the world, Seifart (Seifart 
) is an extremely rare unknown gender first name. Much more prevalently, Seifart is the last name as well as the forename.
Mr, Armin, Carol, Peter, Robyn, Ronny, Diane, Laura, Luise, Joerg, Anita, Jussi, Vonya, Frank, Marius, Martin, Markus, Monica, Andrea, Arnulf, Brenda, Horst, Shaun, Sarah, Sanet, Ms, Ulf, Mary, Alex, Alec, Cara, Curt, Beth, Bill, Kurt, Rudi, Dean, Gabi, Lisa, Liza, Luis, John, Tony, Nils, Mario, Marco, Birgit, and Ronald