Cognomen Ruchs (Ruchs 
) , worldwide, is a rare surname. The surname Ruchs is habitual in Australia, where it is a rare surname, Israel, where it is a very rare surname, and France. Not in comparison with a country's population, it is commonest in Brazil, Australia, and France.
Ari, Robert, Renata, Dilson, Lauren, Janete, Jerome, Nelson, Nerson, Esther, Emelda, Eunice, Valdir, Vilson, Fatima, Izabel, Mathias, Maziquiel, Mélody, Anthony, Arlindo, Adriani, Karine, Brandy, Cleide, Camila, Adao, Joao, Emma, Ilse, Ilsa, Ilga, Maria, Marie, Soeli, Peter, Claudir, Roger, Lirio, Nelsi, Nelci, Hanna, Frida, Marcos, Marlei, Milton, Albino, Adriel, Diana, and Kristal