Across the world, Dederichs (Dederichs 
) is an extremely rare unknown gender given name. Predominantly, Dederichs is the last name as well as the forename.
Mr, Kurt, Kira, Paul, Raul, Ralf, Rolf, Rene, Rita, Ruth, Dirk, Gary, Gerd, Grit, Lisa, Luca, Theo, Nils, Elve, Elke, Elza, Eric, Karl, Erik, Bill, Arno, Ms, Max, Amy, Ben, Kai, Pia, Leo, Lea, Jan, Tom, Uwe, Marc, Mary, Mark, Mike, Sara, Sven, Anna, Anne, Anja, Anke, Axel, and Hans