The Mares surname
In the 2000 U.S. Census, 12,041 people carried this name — #2,751 among all U.S. surnames, about 1 in every 22,400 people counted.
Free to read. No account, no sign-up.
In France’s civil register
France’s register of deaths holds 381 people named Mares.
48 of them were born outside France. Those born in France came from 38 départements, most often Lot-et-Garonne.
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 215 people named Mares 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 West Flanders.
Where it concentrates, on the mapWhere 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
92 people named Mares live in Switzerland.
They live in 10 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 · names with fewer than 3 bearers in a canton are not published.
Nearby in the index
Surnames next to Mares.
- Marek 7,517 · U.S. census
- Marelli 300 · U.S. census
- Marenco 1,178 · U.S. census
- Marenda 106 · U.S. census
- Marenghi 161 · U.S. census
- Marengo 690 · U.S. census
- Maresca 1,806 · U.S. census
- Mareschal 109 · U.S. census
- Maret 526 · U.S. census
- Marette 104 · U.S. census
- Marez 2,773 · U.S. census
- Marfil 336 · U.S. census
When the index is not enough
This page says where Mares 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.