Surname Lei (雷) · Origins and Regions — Born Hour

The complete origin of surname Lei (雷) and its common regions: 雷姓源于姜姓，为上古炎帝神农氏后裔方雷氏之后，因被封于方山而得姓。一说源于黄帝时期大臣雷公。南北朝以后，氐、羌、匈奴等北方少数民族在汉化过程中亦有改姓雷氏者。