Surname Guo (国) · Origins and Regions — Born Hour

The complete origin of surname Guo (国) and its common regions: 国姓源于春秋时期齐国国子氏，为齐国公族之后，以祖上爵位"国子"为氏；亦有源自周代诸侯国国氏后裔者，以国为姓；部分出自满族汉化改姓，如佟佳氏、瓜尔佳氏等改为国姓，属多源姓氏。