The Lain surname
In the 2000 U.S. Census, 2,988 people carried this name — #9,962 among all U.S. surnames, about 1 in every 90,100 people counted.
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In France’s civil register
France’s register of deaths holds 91 people named Lain.
22 of them were born outside France. Those born in France came from 13 départements, most often Gard.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
Nearby in the index
Surnames next to Lain.
When the index is not enough
This page says where Lain is.
A volume says what happened to it.
Every page in the index is free and stays free. The Heritage Volume is the long form: the full paper trail, the arms, the crossing — bound, and yours.