The Wloch surname
In the 2010 U.S. Census, 230 people carried this name — #82,044 among all U.S. surnames, about 1 in every 1,250,000 people counted. That is up 16% from 199 in 2000.
In Poland’s population register
4,494 people named Wloch have a registered home in Poland.
Of the 5,080 in Poland’s national register, these are the ones with a permanent address on file. They live in all 16 of Poland’s voivodeships, most of all in Lesser Poland.
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 France’s civil register
France’s register of deaths holds 62 people named Wloch.
23 of them were born outside France. Those born in France came from 12 départements, most often Pas-de-Calais.
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 Argentina’s national register
At least 21 people named Wloch 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.
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 the Nordic population registers
20 people named Wloch is counted in Sweden.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published.
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).
Who carried it
People named Wloch,
with a public archive behind them.
-
Wilhelm Wloch 1897–1939 · politician
-
Karl Wloch 1905–1982 · politician
-
Pascal Wloch 1978– · politician
Wikidata (CC0).
Nearby in the index
Surnames next to Wloch.
- Wittmer 1,863 · U.S. census
- Wittner 632 · U.S. census
- Wittwer 1,390 · U.S. census
- Witwicki 118 · U.S. census
- Witz 876 · U.S. census
- Witzel 1,625 · U.S. census
- Wlodarczyk 806 · U.S. census
- Woehl 487 · U.S. census
- Woehrle 531 · U.S. census
- Woelfle 356 · U.S. census
- Woerner 2,606 · U.S. census
- Woerth 149 · U.S. census
When the index is not enough
This page says where Wloch 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.