The Olmos surname
In the 2000 U.S. Census, 6,985 people carried this name — #4,644 among all U.S. surnames, about 1 in every 38,600 people counted.
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In France’s civil register
France’s register of deaths holds 175 people named Olmos.
76 of them were born outside France. Those born in France came from 20 départements, most often Rhône.
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.
In Switzerland’s population statistics
52 people named Olmos live in Switzerland.
They live in 7 of Switzerland’s 26 cantons, most of all in Geneva.
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 · names with fewer than 3 bearers in a canton are not published.
Nearby in the index
Surnames next to Olmos.
- Ollie 1,196 · U.S. census
- Ollier 200 · U.S. census
- Ollivier 219 · U.S. census
- Ollmann 170 · U.S. census
- Olmedo 3,816 · U.S. census
- Olmo 1,550 · U.S. census
- Ols 225 · U.S. census
- Olsen 57,357 · U.S. census
- Olszak 229 · U.S. census
- Olszewski 5,628 · U.S. census
- Oltz 253 · U.S. census
- Omar 4,173 · U.S. census
When the index is not enough
This page says where Olmos 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.