In all the world, Slinden (Slinden 
) is an extremely rare unknown gender forename. Much more frequently, Slinden is the last name as well as the forename.
Dan, Jason, Tyler, Holly, Shelly, Andrew, Angela, Philip, Daniel, Donald, Joleen, Harold, Howard, Matthew, Melissa, Beverly, Kenneth, Richard, Latasha, Liberty, Jeffery, Kathleen, Jaime, Lynae, Linda, Larry, Mary, Mark, Anna, Amie, Cleo, Rita, John, Joel, Jeff, Tara, Jonathan, Erin, Suzie, Allan, Carol, Brian, Bruce, Kathy, Paige, Peter, Debra, Doris, Molly, and Jennifer