Across the world, Rück (Rück 
) is an extremely rare unknown gender first name. Much more frequently, Rück is the last name as well as the forename.
Ed, Achim, Conny, Bernd, Bekir, Karen, Katja, Kevin, Klaus, Petra, Peter, Roman, Diana, Diego, Georg, Janis, Josef, Jenny, Tanja, Nadia, Elisa, Elian, Anita, Antje, Anton, Simon, Rob, Jan, Uwe, Suna, Anne, Karl, Kurt, Paul, Ralf, Rolf, Elena, Dirk, Lars, Leon, Lena, Noah, Egon, Hans, Inge, Otto, Maria, Mario, Gerd, and Erich