The Thomasson surname
In the 2010 U.S. Census, 4,844 people carried this name — #6,926 among all U.S. surnames, about 1 in every 61,000 people counted. That is up 5% from 4,606 in 2000.
What the name means
The meaning of the Thomasson surname
From Thomas + -son. Literally, “son of Thomas”.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Thomasson» (English), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In France’s civil register
France’s register of deaths holds 817 people named Thomasson.
4 of them were born outside France. Those born in France came from 40 départements, most often Dordogne.
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 the Nordic population registers
1,378 people named Thomasson are counted in Sweden and Finland.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published. Finland counts its citizens, at home or abroad.
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) · Digital and Population Data Services Agency (DVV), Finland, surname statistics, August 2026 — CC BY 4.0.
In print
Thomasson in American newspapers,
1884–1904.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 17,589 pages in all carry the name.
Who carried it
People named Thomasson,
with a public archive behind them.
-
William Thomasson 1797–1882 · lawyer -
Charlotte Peirce Leonard Thomasson 1807–1855 -
Pehr Thomasson 1818–1883 · writer -
Pehr Thomasson 1818–1883 · writer -
Eskilander Thomasson 1829–1891 · judge -
Petter Thomasson den äldre d. 1713 · council member
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Thomasson.
- Thiry 1,140 · U.S. census
- Tho 329 · U.S. census
- Thole 1,608 · U.S. census
- Thoma 4,068 · U.S. census
- Thomann 1,034 · U.S. census
- Thomas 756,142 · U.S. census
- Thome 3,163 · U.S. census
- Thomen 264 · U.S. census
- Thommes 255 · U.S. census
- Thompson 664,644 · U.S. census
- Thomsen 7,654 · U.S. census
- Thomson 24,750 · U.S. census
When the index is not enough
This page says where Thomasson 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.