The Mason surname
In the 2010 U.S. Census, 160,213 people carried this name — #166 among all U.S. surnames, about 1 in every 1,840 people counted. That is up 3% from 155,484 in 2000.
In Ireland’s birth registers, 1890
Ireland registered 32 births for the Mason name in 1890.
They were registered in all four provinces, most of all in Munster. By the Registrar-General’s own method — births multiplied by 44.38 — that is about 1,400 people bearing the name in Ireland at the time.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they were born, 1890
Registrar-General for Ireland, «Special Report on Surnames in Ireland» (R. E. Matheson, 1894), births index of 1890 — public domain.
In Argentina’s national register
At least 461 people named Mason 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 Poland’s population register
215 people named Mason have a registered home in Poland.
Of the 355 in Poland’s national register, these are the ones with a permanent address on file. They live in 13 of Poland’s 16 voivodeships, most of all in Silesian.
Where it concentrates, on the mapWhere they live today
PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.
In Switzerland’s population statistics
164 people named Mason live in Switzerland.
They live in 13 of Switzerland’s 26 cantons, most of all in Zurich.
Where it concentrates, on the mapWhere 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 France’s civil register
France’s register of deaths holds 130 people named Mason.
Most of them — 95 — were born outside France. Those born in France came from 15 départements, most often Nord.
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 the Nordic population registers
126 people named Mason are counted in Sweden and Finland.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published. Finland counts its citizens, at home or abroad.
Counted, by country
Own calculations based on data from Statistics Sweden (SCB), surnames with at least two bearers, 31 December 2022 — CC BY 4.0 (names with 20 or more bearers shown) · Digital and Population Data Services Agency (DVV), Finland, surname statistics, August 2026 — CC BY 4.0.
In print
Mason in American newspapers,
1901–1922.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 2,904,103 pages in all carry the name.
Who carried it
People named Mason,
with a public archive behind them.
-
John Mason 1600–1672 · military personnel -
William Mason 1724–1797 · writer -
Charles Mason 1728–1786 · astronomer -
Jonathan Mason 1756–1831 · lawyer -
Stevens Thomson Mason 1760–1803 · lawyer
Wikidata and Wikimedia Commons (CC0) · 159 lives in all are documented under this name.
Nearby in the index
Surnames next to Mason.
- Masiero 217 · U.S. census
- Masini 459 · U.S. census
- Masino 837 · U.S. census
- Maslanka 872 · U.S. census
- Maslin 412 · U.S. census
- Maso 213 · U.S. census
- Masoni 114 · U.S. census
- Masotti 330 · U.S. census
- Masquelier 143 · U.S. census
- Massa 6,111 · U.S. census
- Massard 128 · U.S. census
- Massari 826 · U.S. census
When the index is not enough
This page says where Mason 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.