Surname Gui (桂) · Origins and Regions — Born Hour

The complete origin of surname Gui (桂) and its common regions: 桂姓出自姬姓，为周王孙季桢之后，以祖名为氏。据《桂氏家谱》载，周代王族后裔季桢（亦称桂桢）于秦末助项羽、刘邦灭秦，后因避乱隐居，以其名"桂"为姓，称桂氏。