# Cronin (surname)

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

A surname from Irish.

| Field | Value |
|---|---|
| Origin | Irish |
| Type | patronymic, formed from a father’s (or ancestor’s) given name |
| People in the US (2010 Census) | 19,078 |
| US rank (2010) | 1,883 of 162,253 |
| How often | about 1 in every 16,183 people |
| Change since 2000 | +2.0% (18,710 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | Cronan |

## Etymology

Reduced Anglicized form of Irish Ó Cróinín (“descendant of Cróinín”), a byname derived from a diminutive form of crón (“swarthy”).

## Who carries it

Share of people named Cronin 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) | 95% |
| Black (not Hispanic) | 0.3% |
| Hispanic or Latino (any race) | 2.0% |
| Asian and Pacific Islander | 0.7% |
| American Indian and Alaska Native | 0.3% |
| Two or more races | 1.4% |

## Where

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

## People named Cronin

- James Cronin, American physicist
- Justin Cronin, American writer
- Sam Cronin, American soccer player
- Joe Cronin, American baseball player and manager (1906–1984)
- Steve Cronin, American soccer player (born 1983)
- Caitlin Cronin, Australian rower
- Rich Cronin, American singer and rapper (1974–2010)

## Similar surnames

Cronan, Corning, Carmona, Carman, Carnahan, Carmen, Carmon, Cremeans, Crimmins, Corman, Carmean, Cornman.

## 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.