The Mersch surname
In the 2010 U.S. Census, 801 people carried this name — #29,473 among all U.S. surnames, about 1 in every 370,400 people counted. That is up 4% from 770 in 2000.
In France’s civil register
France’s register of deaths holds 179 people named Mersch.
11 of them were born outside France. Those born in France came from 21 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 86 people named Mersch 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 Liège.
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.
Who carried it
People named Mersch,
with a public archive behind them.
-
Jean Mersch-Wittenauer 1819–1879 · politician -
Mary Mersch 1887–1956 · actor -
Chrétien Mersch 1803–1895 · engineer
-
Charles-Frédéric Mersch 1810–1888 · engineer
-
Karl Mersch 1856–1884 · author
-
Paul Mersch 1859– · art dealer
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Mersch.
- Merlo 3,122 · U.S. census
- Merlos 1,886 · U.S. census
- Merly 136 · U.S. census
- Mero 1,750 · U.S. census
- Meron 235 · U.S. census
- Merry 3,704 · 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
- Mertz 7,841 · U.S. census
- Merville 108 · U.S. census
When the index is not enough
This page says where Mersch 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.