Surname Gan (甘) · Origins and Regions — Born Hour

The complete origin of surname Gan (甘) and its common regions: 甘姓源自商周时期的甘国（位于今河南洛阳一带），国君后裔以国为氏；另说出自姬姓，周襄王赐其弟带土于甘，后代子孙以封邑为姓；亦有源自少数民族汉化改姓，历史源远流长。