# Thomason (surname)

Source: https://namelineage.com/surname/thomason/  
Publisher: Name Lineage. Counts from the US Census Bureau; origin and etymology from Wiktionary; bearers from Wikidata. Data updated 2026-11-11.

A surname originating as a patronymic.

| Field | Value |
|---|---|
| Origin | not recorded |
| Type | patronymic, formed from a father’s (or ancestor’s) given name |
| People in the US (2010 Census) | 20,478 |
| US rank (2010) | 1,751 of 162,253 |
| How often | about 1 in every 15,077 people |
| Change since 2000 | +4.8% (19,549 in 2000) |
| Pronunciation | /ˈtɑməsən/, 3 syllables |
| Variant spellings | Tomson, Tompson, Thompson, Thomson, Tomason, Thomasson |

## Etymology

From Thomas + -son. Literally, “son of Thomas”.

## Who carries it

Share of people named Thomason in the 2010 US Census by the Census's own race and ethnicity groups. The Census suppresses a share when the count behind it is small.

| Group | Share |
|---|---|
| White (not Hispanic) | 87% |
| Black (not Hispanic) | 7.0% |
| Hispanic or Latino (any race) | 2.4% |
| Asian and Pacific Islander | 0.5% |
| American Indian and Alaska Native | 1.0% |
| Two or more races | 1.9% |

## Where

Wikidata records people named Thomason in the United Kingdom.

## People named Thomason

- Marsha Thomason, British actress (born 1976)

## Similar surnames

Thomson, Thomsen, Thomasson, Tomson, Tomasini, Townsend, Tennyson, Tennison, Townson, Tonkin, Tinkham, Tomkins.

## How to read these numbers

A Census count is people alive and counted in 2010, not births, and names occurring fewer than 100 times are not published at all. Ethnicity shares are the Census's own categories.