All around the world, Sleder (Sleder 
) is an extremely rare unknown gender forename. Much more frequently, Sleder is the last name as well as the forename.
Mr, Shawn, Susan, Scott, Amber, Chris, Brook, Bryan, Karen, David, Sarah, Diane, Grace, Lanie, Linda, Loidi, Jacob, James, Jamie, Jayne, Jason, Doris, Sally, Maria, Erik, Sue, Kim, Lee, Lia, Jon, Ted, Ira, Mary, Alan, Anna, Abby, Adam, Carl, Brad, Kyle, Dana, Gene, Lila, Jake, Joan, Tami, Jesse, and Jerri