In the entire world, Trossen (Trossen 
) is an extremely rare unknown gender forename. Much more prevalently, Trossen is the last name as well as the forename.
Mr, Lois, John, Joan, Jill, Todd, Nick, Elke, Edna, Egon, Hans, Hope, Susan, Stacy, Scott, Svata, Alvin, Carly, Clyde, Bernd, Betty, Becky, Leah, Dori, Dale, Dave, Ms, Sue, Amy, Kim, Dan, Jim, Eva, Mary, Mark, Matt, Brian, Mike, Sean, Carl, Beth, Bill, Karl, Kate, Paul, Ralf, Debi, Dean, Sara, and Blake