籍贯，是祖居地或原籍。
详细指的是祖籍地，是一个家族族群的某一时期的某一位祖先的长久居住地 ，详细指的是曾祖父及以上父系祖先的长久居住地或曾祖父及以上父系祖先的出生地。一些已经离开了祖先的出生地或已经离开了家乡的人，他们的后代，仍然追溯祖先的出生地或祖先的家乡（即祖籍）来作为自己籍贯。
原籍
指的是某人迁徙到某地前的某人原先的籍贯。
英语里其实没有中国概念和法律上的籍贯和原籍 完全贴切镜像翻版的词
有人把出生地写成籍贯（即使祖籍不是那旮沓子的），有人把爷爷以上之前的家址写成籍贯。
Native Place Hometown
the town or city or area that aperson is from, especially the one in which they were bornand lived while young.
Hometown Ancestor's Hometown
the town or city you are from, esp. the one in which you were born and lived while you were young. as name applies.
Ancestor's Hometown
as name applies.
