# Cosgrove (surname)

Source: https://namelineage.com/surname/cosgrove/  
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 | English |
| Type | patronymic, formed from a father’s (or ancestor’s) given name |
| People in the US (2010 Census) | 9,441 |
| US rank (2010) | 3,749 of 162,253 |
| How often | about 1 in every 32,703 people |
| Change since 2000 | +0.5% (9,393 in 2000) |
| Pronunciation | /ˈkɑzɡɹoʊv/, 2 syllables |
| Variant spellings | Cosgrave, Cosgray, Cosgriff, Crossgrove |

## Etymology

Two main origins: * English habitational surname from the village in Northamptonshire, which is named with the Old English personal name *Cōf + -s- + grāf (“grove, thicket”); recorded as Covesgrave in 1086 (DB). * Reduced Anglicized form of Irish Ó Coscraigh (“descendant of Coscrach”), a byname from coscrach (“victorious, triumphant”).

## Who carries it

Share of people named Cosgrove 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) | 0.6% |
| Hispanic or Latino (any race) | 2.3% |
| Asian and Pacific Islander | 0.6% |
| American Indian and Alaska Native | 0.2% |
| Two or more races | 1.1% |

## Where

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

## People named Cosgrove

- Miranda Cosgrove, American actress, singer-songwriter and producer (born 1993)
- Peter Cosgrove, Australian general; 26th Governor-General of Australia
- Daniel Cosgrove, American actor
- Kevin Cosgrove, American insurance business executive; died during the September 11, 2001 attack (1955–200
- Samuel G. Cosgrove, American politician (1847-1909)

## Similar surnames

Chakraborty, Casarrubias, Cockcroft.

## 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.