The Zych surname
In the 2010 U.S. Census, 1,523 people carried this name — #18,246 among all U.S. surnames, about 1 in every 192,300 people counted. That is up 4% from 1,458 in 2000.
Where the name comes from
The origin of the Zych surname
From truncation of Zygmunt + -ch.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Zych» (Polish), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Poland’s population register
14,517 people named Zych have a registered home in Poland.
Of the 15,820 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 Masovian.
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 115 people named Zych.
54 of them were born outside France. Those born in France came from 20 départements, most often Seine-et-Marne.
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 42 people named Zych 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.
Nearby in the index
Surnames next to Zych.
- Zurek 1,442 · U.S. census
- Zurfluh 433 · U.S. census
- Zurita 4,770 · U.S. census
- Zurlinden 142 · U.S. census
- Zwahlen 469 · U.S. census
- Zwick 2,273 · U.S. census
- Zwickel 140 · U.S. census
- Zwiebel 789 · U.S. census
- Zwinger 121 · U.S. census
- Zygmunt 646 · U.S. census
- Zyla 675 · U.S. census
- Zylberberg 123 · U.S. census
When the index is not enough
This page says where Zych 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.