The Olmo surname
In the 2010 U.S. Census, 1,879 people carried this name — #15,564 among all U.S. surnames, about 1 in every 156,300 people counted. That is up 21% from 1,550 in 2000.
In Argentina’s national register
At least 1,192 people named Olmo live in Argentina.
RENAPER only publishes a name in a province when more than ten people there share it, so the real number is higher. Most of them live in Buenos Aires Province.
Where it concentrates, on the mapWhere they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In France’s civil register
France’s register of deaths holds 152 people named Olmo.
Most of them — 79 — were born outside France. Those born in France came from 16 départements, most often Bouches-du-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
34 people named Olmo live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Vaud.
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.
Who carried it
People named Olmo,
with a public archive behind them.
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Luigi Olmo 1801–1900 -
Giovanni Francesco Olmo 1550–1612 · physician
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Giovanni Maria Olmo 1565–1639 · Catholic priest
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Fortunato Olmo 1600–1648 · historian
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Harold Olmo 1909–2006 · businessperson
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Giuseppe Olmo 1911–1992 · sport cyclist
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Olmo.
- Oller 2,800 · U.S. census
- Ollie 1,209 · U.S. census
- Ollier 206 · U.S. census
- Ollivier 234 · U.S. census
- Ollmann 205 · U.S. census
- Olmedo 5,768 · U.S. census
- Olmos 9,895 · U.S. census
- Ols 221 · U.S. census
- Olsen 59,356 · U.S. census
- Olszak 242 · U.S. census
- Olszewski 5,554 · U.S. census
- Oltz 237 · U.S. census
When the index is not enough
This page says where Olmo 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.