Xin (Wade–Giles: Hsin) is the romanization of several Chinese surnames including Xīn 辛, Xīn 新 and Xìn 信, etc. Xīn 辛 is the most common one among these names, it is 379th surname in Hundred Family Surnames.
Chinese Xin (辛) family originated from;
Chinese Xin (信) family originated from;
Chinese Xin (新) family originated from;