The Jam surname
In the 2010 U.S. Census, 209 people carried this name — #88,685 among all U.S. surnames, about 1 in every 1,428,600 people counted. That is up 24% from 169 in 2000.
In France’s civil register
France’s register of deaths holds 191 people named Jam.
9 of them were born outside France. Those born in France came from 30 départements, most often Finistère.
Where it concentrates, on the mapWhere they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
In Switzerland’s population statistics
35 people named Jam live in Switzerland.
They live in 2 of Switzerland’s 26 cantons, most of all in Ticino.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Swiss Federal Statistical Office (FSO), «Surnames of the permanent resident population by canton», 2025, opendata.swiss/en/dataset/nachnamen-der-standigen-wohnbevolkerung-nach-kanton3 · names with fewer than 3 bearers in a canton are not published.
Nearby in the index
Surnames next to Jam.
- Jakobs 199 · U.S. census
- Jakubczak 376 · U.S. census
- Jakubiak 684 · U.S. census
- Jakubowicz 434 · U.S. census
- Jakubowski 3,513 · U.S. census
- Jalbert 2,306 · U.S. census
- Jama 2,907 · U.S. census
- Jamal 2,864 · U.S. census
- Jamar 656 · U.S. census
- Jambois 139 · U.S. census
- Jambon 163 · U.S. census
- Jame 183 · U.S. census
When the index is not enough
This page says where Jam 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.