The “Sui” (眭) Clan is a famous family in Zhaojun in the middle ages of China. The heyday of “Sui” (眭) Clan in Gaoyi Zhaojun was the period of the Sixteen Kingdoms. They active in the historical events of the Western Jin, Later Yan, and Northern Wei dynasties. They maintained the survival and development of the gentry in a difficult environment. The surname “Sui” (眭) was erroneously changed to the surname “Qi” (畦) for the first time during the Wei and Jin dynasties. In the writing during the Northern Wei and Northern Qi dynasties, the surname “Sui” (眭) was erroneously mistaken for the surname “Mu” (睦) for the second time. These two surnames have become independent surnames in later generations, but their origin is “Sui” (眭). This is a noteworthy issue of Chinese character miswriting.