The Gac surname
In the 2010 U.S. Census, 291 people carried this name — #67,747 among all U.S. surnames, about 1 in every 1,000,000 people counted. That is up 10% from 265 in 2000.
What the name means
The meaning of the Gac surname
From gac (“bat”) or a derivative of the personal name Gaweł.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Gac» (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
2,236 people named Gac have a registered home in Poland.
Of the 2,406 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 Subcarpathian.
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 665 people named Gac.
30 of them were born outside France. Those born in France came from 28 départements, most often Finistère.
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.
Who carried it
People named Gac,
with a public archive behind them.
-
Pablo Gac Espinoza 1930–1974 · politician
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Roberto Gac 1941–
Wikidata (CC0).
Nearby in the index
Surnames next to Gac.
- Gabriel 26,578 · U.S. census
- Gabriele 2,182 · U.S. census
- Gabrielle 485 · U.S. census
- Gabrielli 791 · U.S. census
- Gabriels 109 · U.S. census
- Gaby 612 · U.S. census
- Gach 610 · U.S. census
- Gachassin 129 · U.S. census
- Gaches 263 · U.S. census
- Gad 858 · U.S. census
- Gadbois 1,332 · U.S. census
- Gade 1,358 · U.S. census
When the index is not enough
This page says where Gac 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.