# Cantwell (surname)

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

A surname.

| Field | Value |
|---|---|
| Origin | not recorded |
| Type | place, taken from where an ancestor lived or came from |
| People in the US (2010 Census) | 6,635 |
| US rank (2010) | 5,259 of 162,253 |
| How often | about 1 in every 46,533 people |
| Change since 2000 | +2.4% (6,478 in 2000) |
| Pronunciation | /ˈkæntwəl/, 2 syllables |
| Variant spellings | none recorded |

## Etymology

Perhaps a variant of Canwell, a habitational surname.

## Who carries it

Share of people named Cantwell 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) | 94% |
| Black (not Hispanic) | 0.2% |
| Hispanic or Latino (any race) | 3.1% |
| Asian and Pacific Islander | 0.5% |
| American Indian and Alaska Native | 0.7% |
| Two or more races | 1.3% |

## Where

Wikidata records people named Cantwell in the United States and Australia.

## People named Cantwell

- Maria Cantwell, American politician and businesswoman (born 1958)
- Christian Cantwell, American shot putter
- Jonathan Cantwell, Australian road racing cyclist (1982–2018)
- John Joseph Cantwell, American Catholic prelate

## Similar surnames

Candela, Cantley, Chandler, Candelaria, Candelario, Candler.

## 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.