The Mertz surname
In the 2010 U.S. Census, 7,841 people carried this name — #4,521 among all U.S. surnames, about 1 in every 37,600 people counted. About the same as in 2000 (7,805).
In France’s civil register
France’s register of deaths holds 1,426 people named Mertz.
42 of them were born outside France. Those born in France came from 54 départements, most often Moselle.
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 Belgium’s population register
At least 125 people named Mertz live in Belgium.
Statbel only publishes a name in a municipality when five or more people there share it, so the real number is higher. Most of them live in Luxembourg Province.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In Switzerland’s population statistics
49 people named Mertz live in Switzerland.
They live in 7 of Switzerland’s 26 cantons, most of all in Solothurn.
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 Argentina’s national register
At least 29 people named Mertz 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 Misiones.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In print
Mertz in American newspapers,
1902–1908.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 39,537 pages in all carry the name.
Who carried it
People named Mertz,
with a public archive behind them.
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Johann Kaspar Mertz 1806–1856 · composer -
Xavier Mertz 1882–1913 · lawyer -
Willem Mertz d. 1818
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Albrecht Mertz von Quirnheim 1824–1878 · insurance intermediary
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Georg Mertz 1854– · entrepreneur
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Georg Karl Mertz 1864– · pastor
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Mertz.
- Merry 3,704 · U.S. census
- Mersch 801 · U.S. census
- Merson 1,034 · U.S. census
- Merten 1,769 · U.S. census
- Mertens 4,375 · U.S. census
- Mertes 1,728 · U.S. census
- Merville 108 · U.S. census
- Mery 376 · U.S. census
- Merz 4,321 · U.S. census
- Mesa 13,566 · U.S. census
- Mesbah 133 · U.S. census
- Meschi 153 · U.S. census
When the index is not enough
This page says where Mertz 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.