Worldwide, Seich (Seich 
) is an extremely rare masculine given name. Much more frequently, Seich is the last name as well as the forename.
Sue, Carol, Brian, Bruce, Bryan, Karen, Kathy, Kevin, Patti, David, Diane, Donna, Louis, Luiza, Luzia, James, Jamie, Jason, Joann, Nancy, Amber, Scott, Susan, Myrna, Amy, Ron, Geo, Lou, Jay, Joe, Mary, Mark, Sara, Norma, Shan, Paul, Drew, Gail, Gwen, Lisa, John, Tess, Eric, Megan, Kevn, and Erica