The Morillo surname
In the 2010 U.S. Census, 3,477 people carried this name — #9,355 among all U.S. surnames, about 1 in every 84,700 people counted. That is up 40% from 2,482 in 2000.
In Argentina’s national register
At least 2,628 people named Morillo 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 122 people named Morillo.
43 of them were born outside France. Those born in France came from 17 départements, most often Aude.
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
107 people named Morillo live in Switzerland.
They live in 13 of Switzerland’s 26 cantons, most of all in Zurich.
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.
In print
Morillo in American newspapers,
1818–1823.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 3,429 pages in all carry the name.
Who carried it
People named Morillo,
with a public archive behind them.
-
Pablo Morillo 1775–1837 · military personnel -
Aníbal Morillo y Pérez del Villar 1865–1929 · diplomat -
Francesc Morillo 1700–1700 · politician
-
José Morillo Farfán 1876–1942 · engineer
-
Amparo Morillo 1918–1976 · actor
-
Antonio Morillo Crespo 1934–
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Morillo.
- Morgenthaler 548 · U.S. census
- Morgon 240 · U.S. census
- Mori 4,228 · U.S. census
- Morice 500 · U.S. census
- Moriconi 325 · U.S. census
- Morien 130 · U.S. census
- Morillon 435 · U.S. census
- Morin 29,593 · U.S. census
- Morini 370 · U.S. census
- Morino 499 · U.S. census
- Morio 223 · U.S. census
- Moris 1,115 · U.S. census
When the index is not enough
This page says where Morillo 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.