All around the world, Simmang (Simmang 
) is an extremely rare girly first name. Much more prevalently, Simmang is the last name as well as the forename.
Mr, John, Joel, Juli, Todd, Nita, Marit, Majid, Micah, Misty, Steve, Betsy, Bobby, Bryce, Karen, Kasey, Keith, Kevin, Peter, Penny, Peggy, Poppy, Lori, Gerd, Gary, Doug, Amy, Rob, Don, Jim, Marc, Mary, Mark, Sara, Sven, Anna, Robin, Chad, Cody, Beth, Kara, Karl, Paul, Ross, Ruth, Dana, Dawn, Dirk, Cary, and David